For the Kentucky CDL Combination Vehicles test, which statement is correct about NCIC fee?

1. KYTC lists a $3 NCIC wants-and-warrants check for CDL issuance.
2. Close every shut-off valve before moving the combination.
3. Swing left before starting every right turn so traffic sees you.
4. Use actual loaded weight instead of GVWR or GCWR for CDL class decisions.