What happens if you pee while pinching your foreskin closed

How does the author's purpose in this passage differ from an author writing about her personal struggle living with asthma?

How do tides affect the organisms living in intertidal zones? a. no organisms live in intertidal zones due to the tumultuous environment. b. the mechanical forces of the waves keeps the organisms clean. c. only plants live in intertidal zones because the animals float away with the waves and never return. d. the mechanical forces of the waves can dislodge the organisms from their habitat.

What is the 77 element on the periodtic table