Correct Option (c)
Reason : Praying mantis (Mantis religiosa) is a large social insect. It has small triangular head, a long prothorax and an abdomen consisting of ten segments. The wings are well developed and the pincer-like forelegs are modified for grasping prey. It usually inhabits plantation areas. It destroys certain harmful insects so, it is useful.
Correct Option (c) Reason : Praying mantis (Mantis religiosa) is a large social insect. It has small triangular head, a long prothorax and an abdomen consisting of ten segments. The wings are well developed and the pincer-like forelegs are modified for grasping prey. It usually inhabits plantation areas. It destroys certain harmful insects so, it is useful.