Which of the following is a tubular female copulatory organ?

The vagina is a tubular female copulatory organ. The vaginal canal is a muscular canal that is connected to the uterus through the cervix. It allows menstrual flow, sexual intercourse, and childbirth. The vagina expands and lubricates during sexual arousal, allowing for easier penetration and sexual activity.

The ovary is a female reproductive organ that produces eggs (ova) as well as hormones like estrogen and progesterone. 

The uterus is a muscular organ in which a fertilized egg implants for development. 

The embryo is the first stage of a multicellular organism's development.