Rice is a cheap staple food eaten multiple times of day by many people all over the world. in trufflelandia, residents also eat expensive mushrooms known as truffles once per year as a birthday celebration. rice keeps the people alive, and truffles are not necessary for sustaining their lives. why is rice so cheap and truffles so expensive? a. truffles taste better, so they are worth more money. b. rice is easy to cook, so people buy a lot of it. if people are going to buy so much, then it has to be cheap. c. truffles are more nutritious, and healthy food is always more expensive than unhealthy food. d. people eat so much rice that an additional serving of rice has little marginal value, but the marginal value of another serving of truffles is very high.

Rice is so cheap and truffles are so expansive because D. People eat so much rice that an additional serving of rice has little marginal value, but the marginal value of another serving of truffles is very high.

Explanation:

When it comes to tasty or nutritious foods, there should not be any reason to be more expensive than others food stuffs. However, they often cost a little more. Regarding rice and its easy way of cooking, it is not a strong argument to talk about the price. So the right answer D, due to the fact that is true that eating a higher rate of rice won't have such a great marginal value as it will with truffles. It has to do a lot with higher demand of rice.

steering wheels are always situated on the left side of the car.

always drive on the right side of the road.

white lines separate lanes of traffic traveling the same direction.

hashed or broken lines means you may change lanes when it is safe.

solid white lines mean stay in your lane.

yellow lines separate traffic moving in opposing directions.

hashed or broken yellow lines mean you can carefully pass, paying attention to oncoming traffic.

never cross a solid yellow line (or double yellow line).

when turning left at an intersection, pass in front of any cars that are turning left from the opposing direction (do not try to pass behind them).

use the left lane to pass other cars traveling your direction.

do not pass in the right lane unless absolutely necessary.

if you are driving in the far left hand lane and someone would like to pass you, move over to the right lane when it is safe to do so and allow them to pass.

you must always yield to pedestrians.

come to a complete stop whenever you see pedestrians trying to cross the street.

never pass a school bus if it has flashing red lights. wait until the lights have stopped.

be aware of bicyclists. often they share the road with cars and are supposed to also follow general traffic laws.

be particularly careful about driving in cities with bike lanes -- always check before turning that a bike is not coming.

it is mandatory to pull over or stop at an intersection to allow an emergency vehicle to pass you if you see one traveling with lights flashing and/or a siren running.

do not overuse your car horn. horns are used almost exclusively for emergency situations or for when you feel unsafe.

explanation:

answer: technology

hope i

-lavira: )