Answer:
The correct answer is C.
Step-by-step explanation:
VI stands for Variable interval schedule is a kind of operant conditioning of the reinforcement schedule in which the reinforcement is given or provided to a response after the particular amount of time, has been passed, but this time is on a variable schedule.
This scenario, where Rebecca will receive the bonus 10 days after or before she receives the salary. It is best stated with the variable interval schedule.