In chloroplasts, chlorophyll is present in the

Explanation-  

Thylakoids contain photosynthetic pigment and the coupling factors which take part in the photosynthetic reactions, that is why they are also known as photosynthetic thylakoids.
Photosynthetic reactions include two photosystems I and II.
Photosystem II is present in the appressed part of thylakoids and photosystem I am present in the stromal and non-appressed thylakoids.


Final Answer-

So, The correct option is D