The correct option is A Centriole
Centriole is a non-membrane bound organelle which is specifically found in animal cells. It helps in cell division.
Chloroplasts are found in plant cells only. Chloroplasts are the sites for photosynthesis.
Ribosomess and golgi complex are found in both animal and plant cells. Ribosomes help in protein synthesis and golgi complex is responsible for transporting, modifying, and packaging proteins and lipids.