Read the text and determine if the sentence is true (see options at the end):

Washington Scientists have identified a hormone that significantly extends the lifespan of mice, a discovery that could mark a crucial step toward developing drugs that boost longevity in people.

Sentence: Hormone increases the lifes of mice without any side effects.
Available options:
(a). Yes;
(b). It's impossible to say;
(c). No;
(b).