Question

Students gave apples to their teachers in the old days. This was a sign of appreciation. How can this sentence be rewritten so it is clearer?

As a sign of appreciation, students gave apples to their teachers in the old days. Because students gave apples to their teachers in the old days, it was a sign of appreciation.
Students gave apples to their teachers in the old days, and this was a sign of appreciation.

Answer 1

The last choice, because it gets right to the point in just a limited amount of words.

Answer 2

Answer- As a sign of appreciation, students gave apples to their teachers in the old days.