Which national Park is an example of a supervolcano? a(Yellow Stone
b(Big Bend
c(Grand Canyon
d(Yosemite

Dont mind the subject btw.

Explain how agriculture and textile factories impacted the economic development of south carolina (4 points)

Which best describes the impact of the crusades on european exploration?

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