Please help with this Econ questions the answers answered are wrong

You want free points & brainliest? answer this drivers ed question correctly and i got you in which of the following situations should you use your vehicle's hazard lights? a. you're stopped on the side of the road with an engine that won't start. b. you're driving toward the shoulder because you hear a strange noise. c. you're driving in the rain and your headlights aren't functioning. d. you're driving slowly because you just spilled coffee on your lap.

In 2009, roughly of people age 12 or older who did not drink alcohol were current users of illegal drugs. a. 4% b. 10% c. 13% d. 20%

Most signs are diamond-shaped, with a yellow background and black letters or symbols. a. regulatory b. guide c. warning d. construction