I need to add/remove semicolon, colon, or commas, or do nothing at all to the following sentences 31. According to African authorities; only about 35,000 Pygmies exist today. 32. Pygmies are in danger of extinction; because of encroaching development. 33. Teachers have heard all sorts of reasons that students do poorly; psychological problems, physical illness, or too much work. 34. Swing dancing has a deceptively simple definition: the only indigenous dance of America. 35. The best-known French dishes include: canapés pate and pickles. When I tried it myself, this is what I got 31. According to African authorities, only about 35,000 Pygmies exist today. 32. Pygmies are in danger of extinction because of encroaching development. With the last 3 being correct. This doesn't seem right, so helplife2.net GO!