For the Given Data Value, Find the Standard Score and the Percentile

Multiple Choice

For the given data value, find the standard score and the percentile.
-A data value $2.3$ standard deviations below the mean.

A) $\mathrm { z } = 2.3$ ; percentile $= 98.93$
B) $z = - 2.3$ ; percentile $= 1.07$
C) $\mathrm { z } = - 0.23$ ; percentile $= 40.13$
D) $\mathrm { z } = - 2.3$ ; percentile $= 98.93$