"School group wins the right to protest in front of city hall"
O A. Criminal Law
OB. Civil Law
O c. Constitutional Law
OD. Military Law

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