Brandy Forges Caleb's Signature on a Check "Payable to the Order

Multiple Choice

Brandy forges Caleb's signature on a check "payable to the order of Brandy" drawn on Caleb's account in Downtown Bank. Caleb's forged signature is​

A) ​effective if an innocent third party accepts the check.
B) ​effective to the degree that it matches Caleb's genuine signature.
C) ​effective to the extent that Downtown Bank debits Caleb's account.
D) ​not effective.