In which form is energy stored at the end of photosynthesis?
A. Proton energy
B. Electron energy
Oo oo
c. Solar energy
D. Chemical energy

Can someone me with these questions plz.

What does the cell nucleus do or, how does it function?

Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering