See the multi-choice question below:

Sentence 1: Nightlife varies from island to island, and on some of the smaller islands, an evening will revolve around dinner and conversation at the local taverna, or a stroll along the seafront.

Sentence 2: The nightly activities are different on each island.

If the first sentence is true, then is the second sentence true?
Choices:
(I) yes
(II) it is not possible to tell
(III) no
(I)