Why would the British Parliament say taxation was justified?

Americans were the colonies of the British and must contribute to the country as such.

Explanation:

During that time America served as a British colony. In a colony it is expected for every citizen to pay for taxes and heed to the laws of the mother country as if they were living in it. The British Parliament would have made the argument that since they are supplying the American colonies with armies it would be justified for them to pay their taxes, or to them it would be considered treason.

the answer is selfishly. hope this !

in his book, the riddle of the rosetta stone, james giblin talks about how there was a young british polymath and physician named thomas young who made a lot of advances on the deciphering of the rosetta stone. he says that even though young made a lot of mistakes because he was working under false assumptions, he also made huge contributions like deciphering three out of the seven symbols (more than anyone else before him). young published his findings and continued his good work but he wasn't able to progress much further due to some unfavorable situations, he still laid the basis for many other scholars and of course for the man who has been generally known to have deciphered it, jean-françois champollion