Please help me, this is about "Hamilton's Financial Plan" ill give brainlist to best answer, if you only know a few. please comment instead

Propaganda posters for painted an unrealistic picture of war because they showed __ a-men and women united in the war efforts. b-people taking part in unpatriotic activities. c-only happy people, not people suffering or dying. d-people taking part in anti war activities.

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

What is significant about official languages in russian republics? why would it matter?