C.friction heat would make it not slide because the road would be not wet magnetism has nothing to do with it and gravity same so the most probably answer is c.friction (sorry if I don't make sense)
D) Middle school children sometimes copy negative behaviors of characters on TV and in video games, such as smoking and drinking.
It correct answer is letter A. Emblems. Because I just searched the meaning of emblems and it came up to a similar definition. Emblems are like your hand gestures you make like sign language. Emblems are basically another word for sign language.
I hope I helped the people that need the answer now in 2018!
