Maria is late for school sometimes because she is not a morning person. if maria is at school from 8: 00 a. m. to 3: 00 p. m. every day and volunteers at an animal shelter on the weekends, when would be the best time for her to study? before school right after school during the weekend before she goes to bed nextreset

Right after school.

Explanation:

Since Maria is not a morning person and since her weekends are occupied in doing volunteer work, she would do best to study regularly right after school so that she can have the energy and the time to do so. It is important to study regularly in order to secure a firm grasp on the topics of her classes and not lose track of them or get lost in their development.  

the answer is:

apprehensive.

i think the life is invaluable.

you can also say immeasurable.