SAT Verbal | Commas, Semicolons, Fanboys

This educational method simplifies the process of taking the SAT

5, 4, 3, 2, 1 days before the SAT test - Save

[pattygreen]

I feel like in a formal statement like this it would more properly be period followed, not by "it" but by the subject.
"....piece of environmental legislation. The wilderness act
semi colon seems more fitting to conversation rather than official statement.
I know that isn't the example question but it should be.