Can someone write a paragraph of background information on Stephen F Austin?

Which is true about the monroe doctrine?

Poland a: nato b: warsaw pact c: not a member of either alliance

Why are slanted roofs found on many buildings within russia and finland? a. to prevent ice slides. b. to prevent the build-up of water during heavy rains. c. to prevent heat from escaping during the clod winter months. d. to prevent snow build-up.