How were the Virginia Plan and New Jersey Plan alike? Both favored a Congress of two houses.
Both favored three branches of government.
Both favored a court system based on the national system.

Both favored three branches of government. ...

Explanation:

in 1897, pershing became a tactical officer at west point, and that's where he was given the nickname "black jack." pershing's first name is "john," for which "jack" is a nickname, and he was a white man who commanded black troops. hence "black jack".