Below is part of a field guide that several students have been using to identify trees in a local park. The students notice that one plant has thin 1.2cm needles that occur in clusters. Which of the following inferences can be made?

Which of these statements is true about autotrophs, but not heterotrophs? a. they use sugar and oxygen to make carbon dioxide and water.b. they use chlorophyll and oxygen to make carbon dioxide and water.c. they use sunlight, water, and carbon dioxide to make sugars.d. they use sunlight, water, and oxygen to make chlorophyll.