Answer the following question, with explanation first.
Can we conclude from "Man dressed in black and white holds his tennis racket up waiting for the ball." that "The man is practicing against a machine."?\nOptions:\n- yes\n- no\n- it is not possible to tell

it is not possible to tell
A man holding his tennis racket does not always mean he is practicing against a machine.

.

Thus, the answer is it is not possible to tell