Problem: Word: region

Sentence 1: Here we enter the region of opinion.

Sentence 2: The farming regions of France.

Same meaning?
A: different meanings

Problem: Word: sex

Sentence 1: They had sex in the back seat.

Sentence 2: (The believers ... those ...) who abstain from sex.

Same meaning?
A: the same meaning

Problem: Word: roll

Sentence 1: Roll out the paper.

Sentence 2: She rolled the ball.

Same meaning?
A: different meanings

Problem: Word: identity

Sentence 1: Geneticists only recently discovered the identity of the gene that causes it.

Sentence 2: It was too dark to determine his identity.

Same meaning?
A:
the same meaning