Answer:
Option: Doubled the existing tax on molasses.
Step-by-step explanation:
The revenue act is also called the Sugar Act that became the first tax in the colonies imposed by the British. During the 18th century, Sugar colonies in the West Indies helped the British to keep the competing French and Dutch sugar islands. In these islands, molasses produced as send to American colonies to make rum. The British doubled the taxes on molasses to gain wealth and control the trade between both colonies.