The true sentence is the following one:
B. Individual productivity is necessary for group productivity.
Imagine a work in a group, where the people all receive their personal tasks that they will later incorporate into the group work. If each person is not productive on their own task then the whole group will not be productive!
The Civil War was devastating. Was is our linking verb.
B. cruelly built and muscular
he has an athletic build
Answer: b because theres a piece of soming that is from sumthin else ...im talkin about the thing in the '' ''
Explanation:
D. prole perceive objects as a whole