I believe it’s 4 opportunity cost
The caste system divides Indian society into groups based on a person’s birth or occupation.
The leader of the Knights of Labor in 1879 is Terence V. Powderly.
Answer:
The left prefrontal cortex
Explanation:
The prefrontal cortex is acknowledged not only to be involved in emotional responses, but connected in numerous ways with other branch of the brain that are in charge of controlling dopamine, norepinephrine, and serotonin, three neurotransmitters that are vital in regulating the mood.
It also helps people in setting goals and achieving it. It obtains input from several parts of the brain to process information and adapts consequently. The prefrontal cortex contributes to a range of executive functions, including: how words are being processed in the brain and the final output, Focusing one's attention e.t,c.
B, the United States did not enter till after world war ll started