See the multi-choice question below:

Sentence 1: And if the editors are ever tempted to take themselves too seriously, they can always refer to Lisa Carver's hilarious essay on the differences between sensualists and sexualists--those who like talking about it and those who like doing it.

Sentence 2: Lisa Carver writes funny essays about dating.

If the first sentence is true, then is the second sentence true?
OPT:
1). yes;
2). it is not possible to tell;
3). no;
2).