Yes, if it has carbon most especially
The answer should be C. Solar energy
Sorry if I am wrong
One way in which classification is used at school is the separation of different subjects and subject materials. For instance one day you may go to a math class, while another day you may go to a french class.
Because animals take in a different form of “food”. Plants use sunlight as “food” and convert it to energy. Animals eat those plants, or other animals, in order to gain energy themselves.
In short, plants are producers, and animals are consumers.