Answer the following question given this paragraph: 

The penis is an external genital organ with a long shaft and enlarged tip called the glans penis. The shaft of the penis contains erectile tissues that can fill with blood and cause an erection. When this occurs, the penis gets bigger and stiffer. The urethra passes through the penis. Sperm pass out of the body through the urethra. (During urination, the urethra carries urine from the bladder. ).


Q: What is the enlarged tip of the penis called?

 Choices:

- angles penis

- testicular point

- outer penis

- glans penis

A:
glans penis
