PLEASE HELP ASAP What is the role of the diencephalon?
Controlling respiratory rate
Integrating visual input
Refining movement and balance
Connecting nerves to the right brain areas

Connecting nerves to the right brain areas.

Explanation:

The diencephalon connects the midbrain to the forebrain that is located within the brain that consist of epithalamus, thalamus, subthalamus and hypothalamus. It is a structure in the forebrain through which all sensory information except smell must pass to the cerebral cortex. It helps to regulate circadian rhythms and has a great influence on secretion of the pituitary, adrenal and parathyroid glands.

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.