The balanced chemical reaction for producing water is 2 H2 + 1 O2 2 H2O. Research the “The Law of Definite Proportions” and explain why the simulation does not have choices for the ratio of hydrogen and oxygen like it does for cheese, bread, and meat. (cite references)

answer

crater lake was formed when mount mazama produced a large eruption and collapsed to form a caldera, which then filled with water forming a lake.

most community's take hundreds of years to become stable

i believe it would cause an increase of percipitation, though i could be wrong. so i would say b is the answer.

yes it is weird but true