The comparison of the actual amount of water vapor in the air to the maximum amount of water vapor the air could hold is called .

A. Precipitation
B. Dew Point
C. Humidity
D. Relative Humidity

Please help will mark BRAINLIEST!!

Cathy hypothesized that corn would not grow in mud. to test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. to her surprise, the kernels in the mud grew faster than the kernels in the soil. what error might have caused these unexpected results? a. wrong hypothesis b. not enough variables c. undefined control d. too many variables

About how many years does it take for one cycle of surface water to become deep water and then surface water again in the oceans? 101001,000

Explain the physiological changes that occur when the hypothalamus stimulates the sympathetic nervous system. you can make a flowchart or a simple step process. be sure to include all chemicals/hormones secreted, glands involved and the functions of each chemical/hormone.