I believe it would be (B) but i’m sorry if i am wrong.
I believe it is B but I’m not 100% sure
The electron transport chain and ATP synthase are embedded in the inner mitochondrial membrane.The electrons flow through the electron transport chain, causing protons to be pumped from the matrix to the intermembrane space. Eventually, the electrons are passed to oxygen, which combines with protons to form water.
It aids the plant in spreading its seeds before they are destroyed or contaminated