In a two tailed normal distribution function, what is the confidence level created at $2$

standard deviations?

A$)86\mathrm{.}85\%$

B$)95\mathrm{.}44\%$

C$)72\mathrm{.}50\%$

D$)99\mathrm{.}74\%$

E$)68\mathrm{.}26\%$