Which of the following is NOT correct of Port of call?

These are the ports which originally developed as calling points on main sea routes where ships used to anchor for refuelling, watering and taking food items. Later on, they developed into commercial ports. Maracaibo in Venezuela is an example of this port. None of the above

Maracaibo in Venezuela is an example of this port.

Maracaibo in Venezuela is an example of tanker port. Ports of Call: These are the ports which originally developed as calling points on main sea routes where ships used to anchor for refuelling, watering and taking food items. Later on, they developed into commercial ports. Aden, Honolulu and Singapore are good examples.