Which of the words is a preposition in the following sentence?

we walked around the perimeter of the school, picking up trash.

a. we
b. around
c. school
d. picking

Diego rivera was a famous artist from mexico. most of his paintings were murals. murals are paintings that are made directly on a wall. rivera thought that all people should be able to see beautiful art, not just people who could afford to go to museums. this is why he painted most of his murals on the walls of public buildings

"in what ways does the struggle for freedom change with history? " provide one specific change that malala struggled for(only if you've read the book). think of how malala describes change and what motivated her to struggle for change. write at one complete paragraph with a minimum of 5 sentences.

In about two hundred words, explain how the author's use of folktales and symbolism add meaning to the story and convey the central theme of the novel: the disintegration of the traditional igbo society as a result of its contact with european practices and beliefs.