the answer is b only hereditary are carried through genes
Answer:
The correct answer is b. correlation
Explanation:
In Correlation, the connection between two or more events of things are checked. In a correlation study, a researcher find out the relationship between naturally occurring variables.
So here a researcher wants to check out the relationship between two naturally occurring variables which is a person's birth order and it's leadership ability so it is an example of a correlation study.
Alfred Adler is the 20th century did this study and found that the person's birth order impacts the person's personality. So the right answer is b.
Air pressure decreases as you get away from the earths surface
Can you please explain what your question is better?