Which of the following accurately describes the function of the muscular system?
O A. To prevent and fight disease
B. To provide support for the body
C. To get rid of wastes and excess water
D. To allow the body to move​

relative humidity is a measure of the amount of moisture in the air relative to the total amount of moisture the air can hold.

so d

i just calculated it all out, and not including weekends, and all the different days off. as of this school year (2018-2019) students are spending 2198 hours in school this year