Provide an Appropriate Response $z$ -Score Is Negative, the Area to Its Right Is Greater

Provide an appropriate response.
-Which of the following statements concerning areas under the standard normal curve is/are true? a. If a $z$ -score is negative, the area to its right is greater than $0.5$
b. If the area to the right of a $z$ -score is less than $0.5$ , the $z$ -score is negative.
c. If a z-score is positive, the area to its left is less than $0.5$

A) $a , c$
B) $b$
C) $a , b$
D) $a$
E) b, $c$