River that begins in a humid region and flows to audry region

Adisadvantage of adding a vegetarian hot-food option to a school lunch menu is that it would a. force all students to change their diets. b. eliminate a meat option from the menu. c. only some students on special diets. d. increase the amount of food that is wasted.

Given: circle a externally tangent to circle b. how many possible common tangents to circles a and b can exist? 2 3 4

Which of the following statements about wearher along mountain ranges is correct