Why were the colonists angry about "taxation without representation?" A. The colonists wanted to pay taxes on stamps and tea
B. The colonists had no representation in Parliament
C. The colonists fought to write the Declaration of Independence
D. The colonists were loyal to the British and wanted to keep them happy

B. The colonists had no representation in Parliament

This was true of any English colony, as they were deemed of a lesser government status compared to citizens of England itself. While the English crown was likely justified to increase taxes (to pay for the seven years war), they did so without asking the colonists. Instead, the taxes were raised almost as if overnight more or less. This increased the cost of a lot of goods, which angered the colonists.

the new jersey plan most resembles the articles of confederation.

the constitution gives congress the power to regulate commerce "among" the several states.