How did the colonists respond to the stamp act? Why?

Adverse colonial reaction to the Stamp Act ranged from boycotts of British goods to riots and attacks on the tax collectors. ... Although the Stamp Act occurred eleven years before the Declaration of Independence, it defined the central issue that provoked the American Revolution: no taxation without representation.

a. the astrolabe could determine the correct latitudinal location of the ship

i think the answer is   b.