C. Energy, hope this helped :)
The answer is that <span>all
veins carry blood back to the heart, except for the pulmonary vein. the
vena cava empty into the right side of the heart, so they technically
bring blood to the
</span>main atrium.
Seismology. Example:
Then there was the development of seismology, the study of earthquakes and the propagation of elastic waves through the Earth or through other planet-like bodies, in the early 20th century
The answer is D because it dissolves a variety of substances
The answer is the chloroplasts, which is confusing as it doesn't begin with the letter c ofc. The only letter g word to do with photosynthesis would be glucose but that doesn't make much sense