I believe its true
hope this helped
Answer:
Option 2 and 4
Explanation:
i think it is option 2 and 4 because it tells us what a character does :)
Photosynthesis is used by plants for energy. In addition to carbon dioxide and water, light and chlorophyll are required for photosynthesis to work.
The main component in three investigations is that in my opinion The common denominator of the fact that they are all three still investigations.