Does a x in the gradebook mean excused or something because I’m freaking out . Will give brainliest

What type of legislation has the member of congress introduced? a: a joint resolution b: a concurrent resolution c: a private bill d: a public bill

Why were the chang and xi rivers important to china’s development? a. they keep invaders out. c. they kept china isolated. b. they provided a route for ships to travel inland. d. they provided boundaries for the different political sections

How did the g.i bill affect colleges? a. it increased demand for teachers b. it increased demand for support workers on campuses. c. it increased demand for construction on campuses d. all of the above