Can anyone help me please

In order to have plenty of time to answer all required essay questions, a student should a. write as many essays as quickly as possible, then go back and revise each one c. decide which questions are more difficult or will take longer, then answer the easy questions first b. spend equal amounts of time on each question to ensure each questions gets the same amount of attention d. none of these select the best answer from the choices provided a b c d

Write in detail! will give free points 30 + free ! looking at the red mustang on the left, and the blue prius on the right, explain which vehicle should be given right-of-way at this intersection.

Why is it essential to operationally define the variables in a study?