Respuesta :
Answer:
(A)It sent troops into West Berlin to arrest people who were against communism.
Explanation:
East Germany built a wall between East and West Berlin in 1961 to prevent a major flight of East Germans to West Berlin. As a result, option (a) is the correct answer.
What did East Germany do in 1961?
The Berlin Wall was built in 1961 to prevent a mass exodus from divided Germany's communist east to the more wealthy west.
Between 1949 and 1961, almost 2.6 million East Germans escaped, out of a total population of 17 million.
For more information about East Germany, refer below
https://brainly.com/question/19520457