<span>B. Social learning theory
Behaviorism is a popular view in psychology concerning behavior and responses is said to be shaped by one's environment.
One component of behaviorism is social learning theory which suggests that </span>"behavior changes as a result of observing people in various
<span>
situations".</span>
There are other two views:
1. Classical conditioning
2. Operant conditioning
Because bacteria mutates that's why we have a new flu vaccine every year , because strains of DNA in the bacteria change all the time.
Answer:
As I remember the answer is B)
hope it helps!!