A manufacturer of automobiles conducted a market survey. Sixty percent of the customers want better fuel efficiency,

while 45% want a vehicle navigation system and 25% percent want both features.

Let the random variable Z follow a standard normal distribution. Find P(-0.33 < Z < 0.78).

A) 0.4116 B) 0.6293

C) 0..3707 D) None of these answers are correct.