According to Penn, the sky is almost always, A) clear and sunny B) cloudy or C) rainy HELP ASAP

If you discover that an aggressive driver is following you,you should not? a.drive home or to work b.drive to a crowded location c.flash your lights and honk your horn

Ascientist performs an experiment where she measures the mass of a piece of metal, pours acid onto the metal, washes the metal, and then re-measures the mass of the metal. the scientist repeats the experiment several times, each time increasing the amount of acid used. the dependent variable in the experiment is the: initial mass of the metal final mass of the metal amount of acid used washing the metal

Which directions did the mongols travel as they swept across asia and europe