Answer: b. Chromoplast
Step-by-step explanation:
Plastids only occur in plant-like protists and are organeles surrounded by a double membrane. There are many types of plastid in plant cells. Chromoplasts include pigments different than chlorophyll and are associated with vividly colored structures and is known to give fruits & flowers their bright coloration. Plastids contain their own DNA in a small ‘plastid genome’ containing genes for some chloroplast proteins.