computer math
 th tit\'s not Saturday, then Dad will shave. If Dad has whiskers, then he did not shave. If it\'s Saturday, 12) them Dad will take us to the game. Therefore A) If Dad dld not shave, then he has whiskers. B) If Dad takes us to the game, then he has whiskers. CO lf Dad shaves, then it\'s not Saturday. D) If Dad has whiskers, then he will take us to the game 
as per the mathematical logic
 last option is correct (D)