Which of the following statements is incorrect?

1. Grana lamellae have both PSI and PS II.

2. Cyclic photophosphorylation involves both PS I and PS II.

3. Both ATP and NADPH+H⁺ are non-cyclic synthesized during photophosphorylation.

4. Stroma lamellae have PS I only and lack NADP reductase.

During non-cyclic photophosphorylation, when electrons are lost from the reaction center at PS II, what is the source which replaces these electrons?

1. Oxygen

2. Water

3. Carbon dioxide

4. Light