Scores on the SAT Test Have a Mean of 1518

Multiple Choice

Scores on the SAT test have a mean of 1518 and a standard deviation of 325. Scores on the ACT test have a mean of 21.1 and a standard deviation of 4.8. Which of the following
Choices is not true?

A) An SAT score of 1490 has a z score of -0.09.
B) An ACT score of 17.0 has a z score of -0.85.
C) The SAT score of 1490 is relatively better than the ACT score of 17.0.
D) The ACT score of 17.0 is relatively better than the SAT score of 1490.