Social psychology can be best defined as the study of interactions between individuals - C. A very formal definition would be that it studies the individual and how he behaves in groups and how these interact :)
Answer:
A
Explanation:
A coumpound sentence is putting 2 independent clauses together to form a sentence. The other ones don’t make sense and you should always put a comma in a compound sentence.
Answer:
until March 1, 1781, when the Articles of Confederation that established a new national government for the United States took effect.