Tom Watson was the voice of which political party?

A. Social Democratic
B. Populist
C. Republican
D. Independent

B. Populist

To find out which political party Tom Watson was associated with, you can do a quick search on a search engine like Google. Simply type in "Tom Watson political party" and review the results.

In this case, Tom Watson was associated with the Social Democratic Party. Therefore, the correct answer is A. Social Democratic.

Tom Watson was the voice of the Populist political party.