Question: This question has options. Does the word "call" have the same definition in the next 2 sentences?

The mayor likes to call on some of the prominent citizens.

The engineer called round whilst you were away.
Answer: the same meaning

Question: This question has options. Does the word "trial" have the same definition in the next 2 sentences?

He called each flip of the coin a new trial.

In the experimental trials the amount of carbon was measured separately.
Answer: the same meaning

Question: This question has options. Does the word "time" have the same definition in the next 2 sentences?

That's three times he's made the same mistake.

It is time to go.
Answer:
different meanings