The correct option is D Angiosperms
Phytochrome is a photoreceptor, a pigment that plants (and some bacteria and fungi), use to detect light.The most important plant responses regulated by the phytochrome system include photoperiodic induction of flowering. As angiosperms are the flowering plants, the phytochromes are present in angiosperms.
Thus, the correct answer is option (D), 'Angiosperms'.