See the multi-choice question below:

Sentence 1: um-hum well i was at the point where if i hadn't gotten my walk in i was a real grouch that day

Sentence 2: If I dn't walk, I am much happier.

If the first sentence is true, then is the second sentence true?
Options:
[1]. yes.
[2]. it is not possible to tell.
[3]. no.
[3].