Both Greta and Fred were on the bus that arrived in Pittsburgh. Fred was glad to be home. He looked forward to visiting with old friends. Greta, on the other hand, dreaded seeing her old boyfriend. She already missed her days in New York City.

Which one of the following phrases indicates that a contrast is being made?

A. Both Greta and Fred
B. Already missed
C. On the other hand
D. Looked forward