in 2019 tpc inc sold investment land with a $388,000 book and tax basis for $523,000. the purchaser paid $60,000 in cash and gave tpc a note for the $463,000 balance of the price. in 2020, tpc received a $67,800 payment on the note ($40,000 principal + $27,800 interest). in 2020, tpc's use of the installment sale method results in a:

$10,325 favorable permanent book/tax difference

$17,496 unfavorable temporary difference

$17,496 favorable temporary difference

none of these are correct