A student is investigating the responses of plants to their environment. As part of the investigation, he studies a plant that receives sufficient water and has straight, upright stems and firm leaves. He also studies another plant that was grown in dry soil, and has wilted stems and
leaves. Next, the student examines the cells of the plants under a microscope. Which cellular organelle will display the greatest difference
between the two plants?

1. glaciers are melting

2. more water going into ocean (water's such as fresh waters, etc)

the corpus luteum secretes estrogens and progesterone. the latter hormone causes changes in the uterus that make it more suitable for implantation of the fertilized ovum and the nourishment of the embryo. if the egg is not fertilized, the corpus luteum becomes inactive after 10–14 days, and menstruation occurs.

i hope this : )

the answer is c because it is most logical.