Can’t figure out 8 ,9 , and 10 plz help

This is world science not geography btw…

Which of the following events did not occur as a result of china’s open-door policy? a. trade between japan and china was encouraged. b. all countries were given equal access to chinese ports. c. foreign influence in china increased. d. the influence of the communist party weakened.

Give three differences between oceanic and continental crust brainliest will be awarded

List 3 factors commonly used to select the location of a city