Does someone want to be my friend/b. f? :) pls

According to the hierarchy of chords, fill in the missing chord in this progression. i - iv - - i?

Lara obtained a copy of this painting of people in a train for her art collection. what art style did the painter use in this painting?

James is speaking in front of the local school board about how students are spending more time on homework than ever before. which of the following would best support his speech by showing the board this increase? a. a list of homework assignments from each class b. a graph showing the amount of homework last year and this year