Answer:
Option B
If only it is in writing
Step-by-step explanation:
At this point in time, Abner is opting to act as a surety for Claudia. and surety contracts are legally binding, once they are signed.
Claudia already owes Brass & Woodwind Musical Instruments, Inc and there is a contract already existing between the two parties. for Abner to decide to pay Claudia's fee, it means that Abner wants to act as surety for Claudia.
However, surety contracts need to be written down and signed for them to be effective. This makes option B the correct answer