25. The heights of three-year-old boys are Normally distributed with a mean of

96 cm. and a standard deviation of 4.5 cm. What is the standard score for a

three-year-old boy who is 99.5 cm tall?

(a)-1.29

(b) -0.67

(c) 0.67

(d) 0.78

(e) 1.29

What is the score?