Answer: a. Carpel flower tissues is reproductive.
Explanation: The carpel is present in the inner part of a flower known as a female reproductive organ. A carpel consists of a style, an ovary, and a stigma. The style is a long, slender tube that connects the stigma and the ovary. The Stigma is present in the top, sticky area of a carpel, where pollination takes place. Stigma is a place where the pollen germination takes place once the pollen deposited on the stigma. An ovary is a female reproductive part, which produces ova.