Are formed by decomposition and alteration of the remains of plants, protists, and animals over a time span of several million years.

renewable energies

fossil fuels

both a and b

none of the above

bc blah

explanation:

bc blah

any abiotic or biotic factor in an ecosystem that causes a population's size to slow or decrease is a limiting factor.

c is the correct answer hope this !

well first you need the sample of the temperature and gas level. i couldnt write a hypothesis unless i had some data. i think temperature changes will effect volumes of gas because gas changed into a solid or liquid at specific temperatures.