Answer:
Option B, 
Explanation:
Given-
The average surface area of one foot pad of an elephant is

Weight of an Asian elephant is
newton
As we know, pressure is equal to total weight divided by total area of the surface on which it is concentrated.
Thus, pressure on one foot pad of elephant is 

Hence, option B is correct answer
A central carbon atom bonded to an amino acid group and an R group.
Answer:
A
Explanation:
after the whole mailing process, the gov calculates the number of citizens per country
Answer:
D. One is polar, and one is nonpolar
Explanation: