Answer:
I think the answer is B, Rivers. Mountain ranges don't really help the environment much as can mostly only change the climate.
Am pretty sure C or A but I think C
Oceanography, geology, meteorology, astronomy, and environmental science
Genetic defect is the most likely cause for a miscarriage during the first three months of pregnancy. The most likely time for a miscarriage is during the first three months of pregnancy. It is the common type of pregnancy loss or spontaneous abortion, it is the natural death of an embryo or fetus before it is able to survive independently.
