What is the length of time in which a nonoperator typically has to raise questions regarding a charge that appeared on a joint interest billing?

a. Twenty-four months from when the operator billed the charges to the nonoperator

b. Thirty-six months from the end of the calendar year in which the charges were rendered or should have been rendered

c. Twenty-four months from the beginning of the calendar year in which the charges were rendered or should have been rendered

d. Twenty-four months from the end of the calendar year in which the charges were rendered or should have been rendered

e. None of the above