In the united states, the primary agents of socialization include a. family and peer groups. c. the school. b. mass media. d. all of the above

Explanation:

The  period in a persons life during which they learn to build themselves through interactions and experiences around them is called Primary Socialisation. It starts at home through family. Children learn social norms, culture, and abut what is acceptable and unacceptable in the society from their family. Family also teaches their children about creating relationships, forming bonds, trust and love. It is also carried out by childhood friends, social media and educational system.

d. the polar jet stream   lies between the polar easterlies and trade winds should be your answer