What makes the pituitary gland the most important of the endocrine system

The anterior pituitary gland produces the following hormones and releases them into the bloodstream: Adrenocorticotropic hormone, which stimulates the adrenal glands to secrete steroid hormones, principally cortisol. Growth hormone, which regulates growth, metabolism and body composition.

I hope that help c:

i believe it would cause an increase of percipitation, though i could be wrong. so i would say b is the answer.

flooding wildfire landslides climate change the factors listed have an immediate effect on the animal populations found in any habitat. the four factors would lead to a death. b emigration. eliminate c immigration. d mutations.