Which of the following are ways that Carbon dioxide is released into the atmosphere? (Select all the appropriate answers)

A. When volcanoes erupt, they give off carbon dioxide that is stored in the mantle.
B. Burning organic material, such as fossil fuels, releases carbon dioxide.
C. Living organisms release carbon dioxide as a byproduct of cellular respiration.
D. Carbon dioxide is given off when dead organisms and other organic materials decompose.
E. Ocean water releases dissolved carbon dioxide into the atmosphere when water temperature rises.
F. Photosynthesis adds carbon dioxide to the atmosphere and uses it to make organic compounds.