Who made sure that colonial merchants followed trade laws? They worked to stop smugglers from avoiding laws and taxes,

The correct answer to this open question is the following.

Although there are no options attached, we can say the following.

British officials made sure that colonial merchants followed trade laws.

They elaborated Writs in which British officials clearly specified trade laws, what was allowed and what's not. British officials also required merchants in the American colonists to list every good on the ships so officials could approve the departure of the ship. Yes, they worked to stop smugglers from avoiding laws and taxes.

The English went beyond and decided to stop the colonist's cargo ships to search for smuggled merchandise as a preventive way to stop contraband.

d.summerains, the last one

b. major john c. frémont led a rebellion called the bear flag revolt.

explanation:

during the bear flag revolt, from june to july 1846, a small group of american settlers in california rebelled against the mexican government and proclaimed california an independent republic. the republic was short-lived because soon after the bear flag was raised, the u.s. military began occupying california, which went on to join the union in 1850. the bear flag became the official state flag in 1911.