Taxpayer T Made a Taxable Gift of $90,000 to One

Taxpayer T made a taxable gift of $90,000 to one individual in the current year.The gift tax liability before credit is $21,000.T had not made any gift in excess of the annual exclusion before this year.T

A) Must apply $21,000 of the unified tax credit to this year's gift
B) May elect to apply either $21,000 or nothing of the unified tax credit to this year's gift
C) May elect to apply any amount between $0 and $21,000, inclusive, of the unified tax credit to this year's gift
D) Must not apply any portion of the unified tax credit before making a cumulative total of $1,000,000 in taxable gifts beyond those covered by annual exclusions