The correct option is B Chlorenchyma- Photosynthesis
Collenchyma cells provide flexibility and support to the plant. Therefore, option A is incorrect.
Aerenchyma cells possess air cavities and gives buoyancy to the plant to float in water. Therefore, option B is incorrect.
Adipose tissue strores fat in animal body. It acts as an insulator and shock absorber. Therefore, option D is incorrect.
Chlorenchyma cells possess chlorophyll and carry out photosynthesis. Therefore, option C is correct.