Which statement is correct about converter dolly ABS for New Jersey CDL doubles/triples operation?

1. Converter dollies built on or after March 1, 1998, are required to have ABS
2. Leave the dolly component loose until highway speed for item 73-1
3. Use the dolly only as cargo securement for item 73-2
4. Ignore the dolly if lights work for item 73-3