Can someone please answer this question about China

What was the historic border between the united states and mexico?

Which british law required americans to house and feed british troops? sugar and molasses actstamp actnavigation actsquartering act

Which instance of political expression would be considered symbolic speech? a. a student wearing all black to call attention to political issues b. a candidate for congress giving an interview to the media c. a demonstrator chanting anticorporate slogans outside a company’s headquarters d. a local citizen speaking up at a town hall meeting