which of the following statements is Corret regarding the married filling separately standard deduction

a. if both spouses take the standard deduction, the sum of their standard deduction is smaller than the standard deduction for married filling jointly b. if one one spose itemizes, the other spouse must itemize and could have a deduction samller than the standard deduction

c. the standard deduction for married filling separately is different than the single filling status

d. when a couple decides to file married filing separately, one may take standard deduction and the other one may itemize