What route do sperm cells follow during ejaculation from the male reproductive system?
- Asperm duct $\rightarrow$ testis $\rightarrow$ urethra
- Bsperm duct $\rightarrow$ urethra $\rightarrow$ testis
- Ctestis $\rightarrow$ sperm duct $\rightarrow$ urethra
- Dtestis $\rightarrow$ urethra $\rightarrow$ sperm duct