During 2013, Rachael Parkins, president of Mathieson Company, was paid a semimonthly salary of $6,800. Compute the amount of FICA taxes that should be withheld from her:
a. 9th paycheck OASDI $ HI $
b. 17th paycheck OASDI $ HI $
c. 24th paycheck OASDI $ HI $