I meant science. Which best explains why the air near the top of a mountain is cooler than air at the base of a mountain? A.

As air pressure decreases, temperature decreases.

B.

As air pressure increases, temperature decreases.

C.

As wind speed decreases, temperature decreases.

D.

As wind speed increases, temperature decreases.

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c?

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

Will make ! for correct answer the dot plot below shows the number of toys 21 shops sold in an hour. is the median or the mean a better center for this data and why? a. median; because the data is not symmetric and there are outliersb. median; because the data is symmetric and there are no outliersc. mean; because the data is symmetric and there are no outliersd. mean; because the data is skewed and there are outliers