Find a Value of the Standard Normal Random Variable $z$ , Called

Multiple Choice

Find a value of the standard normal random variable $z$ , called $z _ { 0 }$ , such that $P \left( z \geq z _ { 0 } \right) = 0.70$ .

A) $- .98$
B) $- .47$
C) $- .53$
D) $- .81$