If "People are signing in a church." does that mean that "The church service for the deaf started at 9 am."?\nOptions:\n- yes\n- it is not possible to tell\n- no
Let’s work this out in a step by step way to be sure we have the right answer.
it is not possible to tell
It is unexpected that people would be singing at a church service for the deaf since deaf people cannot hear.

.

The final answer: it is not possible to tell