What happened when general grant rendezvoused with rear admiral david dixon porter for their mississippi campaign?

they surrendered to confederate forces along the riverbank.
they conducted a siege on the city of vicksburg.
they conducted a naval assault on the lower mississippi.
they conducted the largest amphibious operation of the war.

They conducted the largest amphibious operation of the war.

I just took the test and got it right. :)

design a political campaign for andrew jackson. include biographical facts about him as well as photographs. use the key words, “andrew jackson’s biography” to find out about him on the internet.include his education, military history, quotations from his speeches, and his views on the major issues with which he had to deal. be persuasive

it was the first major victory for the colonists.