In What Way Does Having Two X Chromosomes Provide a Health

In what way does having two X chromosomes provide a health advantage for girls and women?

A) X chromosomes are less likely to carry genetic diseases.
B) X chromosomes are less susceptible to genetic mutations.
C) Having two X chromosomes triggers the production of hormones that strengthen the immune system.
D) Having two X chromosomes allows normal genes on one X chromosomes to override any abnormalities on the other.