Q: Does "return" have the same meaning in the following two sentences?

They set out on their return to the base camp.

The average return was about 5%.

OPTIONS:
- different meanings
- the same meaning

A: different meanings

Q: Does "variant" have the same meaning in the following two sentences?

The word "kerosine" is a variant of "kerosene".

All breeds of dog are variants of the species "Canis lupus familiaris".

OPTIONS:
- different meanings
- the same meaning

A: the same meaning

Q: Does "play" have the same meaning in the following two sentences?

Play fair.

Play it safe.

OPTIONS:
- different meanings
- the same meaning

A:
the same meaning