Answer:
I think D is the one you can pick.
hope this works!
I believe the answer is: Regression
Regression refers to the process of slipping to our earlier stage of development when facing difficult situation rather than making an adaptation to face it.
This coping mechanism would make the person who do it act in non-suitable manner considering their age. Other example would be college students who throw temper tantrum like children when facing things that they considered as offensive.
American Farm Bureau Federation
The correct answer would be the second option. The correct plan for his experiment would be that the temperature, the type of limestone, and the type of acid are controls. The amount of acid and the amount of damage to the limestone are variables. To determine the degree of damage of the acid it would be best that the amount of acid is the manipulated variable while everything else are assumed constant.
1. Simplify both sides of the equation
2. Combine like terms
3. Divide both sides by 4
x = 12