Answer:
C. $1,000
Explanation:
Data provided in the question
Amount authorized to fill it = $1,000
But Excel fills in $1,500
So by considering the above information, the friendly credit can enforce the check for $1,000 as it is authorized the excel to fill it for $1,000 not for $1,500 so the same can be enforced by the Friendly credit
Hence, the correct option is C.