Flossie Signs a Check Payable to Glenn and Gives It

Multiple Choice

Flossie signs a check payable to Glenn and gives it to him, leaving the amount blank but authorizing him to fill it in for $1,000. Glenn fills in $1,500 and negotiates the check to Home Federal Bank, an HDC. Home Federal can enforce the check for

A) $0.
B) $500.
C) $1,000.
D) $1,500.