Answer:
It is called a noun clause
Explanation:
A clause that may be used as a subject complement is called a noun clause.
The factors that affect the author’s viewpoint are:
1.
The reader’s comments on his or her work.
2.
His or her everyday life and the traditions that
he or she adapts
3.
Ideas that he can gain from other author’s
viewpoint
The correct answer is B.
To Kennedy the Berlin Wall was a sight of oppressive communist regime. The wall itself was built in 1961 after a large amount of people fled the from the East Berlin to the West Berlin that is from East Germany to the West Germany. Many were not satisfied with the totalitarian system imposed by the Soviet Union but that was the problem for the Soviets as they were losing workers. After the Wall was built and Kennedy's visit to Berlin and his speech "Let them Come to Berlin" we clearly see that the wall was a tool of political oppression and the dividing line between the free and communist world.
The question states that the sand is to be used for lining the pond.