Foliage purpose shrub is

Answer: Option C

Foliage purpose shrub is Croton.
Foliage plants add a bit of greenery to indoor spaces and can even help clean the air. Plants that generally live in the rainforest, a tropical setting or even a desert can get acclimated to the conditions in your home.
Croton is a member of the Euphorbiaceae family of plants, which makes them relatives of the poinsettia and the cast iron plant. The croton is an easy-to-grow houseplant known for its variegated foliage covered in green, scarlet, orange and yellow splotches.