They are both types of seismic waves produced by the sharp movement of rock within the earth.
B. Using fewer fossil fuels, such as gasoline for a car, reduces the emission of harmful pollutants into the air
The correct answer is chloroplast. If an organism has chloroplasts then it will be an autotroph because it will be able to make its own food by the means of photosynthesis. This is common for plants but there are some bacteria that can photosynthesize as well. If you don't have them you have to feed on other organisms that have energy for you.
