Two methods of estimating uncollectible receivables are
a. the allowance method and the amortization method
b. the aging-of-accounts-receivable method and the percent-of-sales method
c. the direct write-off method and the percent-of-completion method
d. the gross-up method and the direct write-off method

France played a key role in the american revolutionary war (american war of independence; 1775–1783). motivated by the ideals of the new nation which were inspired by the french enlightenment, as well as its long-term rivalry with britain and so as to avenge their territorial losses during the french and indian war, france secretly began sending supplies to the americans in 1775.