While backing a trailer and the trailer starts to jackknife, what should a driver do?

Question

Question: While backing a trailer and the trailer starts to jackknife, what should a driver do?

Options:

1.  stop, pull ahead to straighten out and begin again
2.  keep backing the vehicle until it straightens
3.  stop, turn the steering wheel in the opposite direction and begin again
4.  keep backing the vehicle and turn the steering wheel in the opposite direction

Answer 1

1. Stop, pull ahead to straighten out and begin again

While backing a trailer and the trailer starts to jackknife, a should driver stop, pull ahead to straighten out and begin again.