Answer:
C <em>cycling</em>
Explanation:
I'm saying cycling because everyone learned how to ride a bike at a young age and even if you don't know how to ride, you can put on training wheels. (lol). Hiking could be another good alternative but in case you get worn out, theres no place to call to get picked up because of bad service.
We can look at this in many different ways.
The testicals in the scrotum produce the male gamete, sperm, which is injected in seminal fluids by the penis. The female reproductive system is rather different, containing mainly of internal organs. This is the female gamete, ovum, is produced in the ovaries and is released monthly to travel to the uterus; by the Fallopian Tubes. A female also consists of something we know as a Vagina, a female sex I love to eat so much poop organ mainly used during sexual intercourse with another organism - and childbirth which the vagina takes place with.
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