Water splitting complex is associated with $\mathrm{\_\_A\_\_}$,which itself is located on the $\mathrm{\_\_B\_\_}$side of the membrane of thylakoid.

	A	B
1.	PS I	Inner
2.	PS II	Outer
3.	PS I	Outer
4.	PS II	Inner

• A

  1

• B

  2

• C

  3

• D

  4