So i'm taking a test and this question has stumped me a lot. "While there are some very old stars in the halo of our galaxy, the stars that make up the halo are about 50 percent of all the stars in the Milky Way."

a.) True
b.) False

Read the article titled "trans-saharan migration routes to north africa and the eu: historical roots and current trends." why do tens of thousands of sub-saharan africans try to cross the mediterranean each year? how are these refugees commonly portrayed? (site 1)