In Determining the Standard Deduction, Which of the Following Statements

In determining the standard deduction, which of the following statements is true?

A) The standard deduction is a function of filing status.
B) An individual who is both blind and age 65 by the last day of the taxable year is entitled to one additional standard deduction amount.
C) An individual who is considered a dependent or another person for tax purposes is not allowed a standard deduction.
D) The standard deduction for a head of household is twice the standard deduction for a single individual.