Which sentence best describes the production of the energy carrier NADPH by the light reactions?

A. Phosphate groups (P) and NADP+ ions combine inside the
thylakoids.

B. Photons of light are absorbed by electrons in NADPH, increasing
its energy.

C. NADP+ ions and hydrogen ions (H+) combine in the stroma.

D. Ammonia (NH3) and ADP molecules combine in the stroma.