Microorganisms that can photosynthesis are

Question

$\begin{array}{1 1} (a)\; \text{Algae, protozoa, viruses} \\ (b)\; \text{Some bacteria, blue green algae, phytoplankton } \\ (c)\; \text{Algae, viruses, fungi} \\ (d)\; \text{Only viruses } \end{array}$