Which sentence is written in a formal style and objective tone?

Question

As a book designer, part of my job is to ensure that there are no line breaks that would make it difficult to understand the text
A good book designer will always carefully lay out the text to avoid awkward line breaks
Sometimes a manuscript’s text doesn't sit well on the page, so it's up to the book designer to fix bad breaks
Book designers avoid line breaks that hinder a reader’s comprehension of the text when they lay out a manuscript

Answer 1

The sentence written in a formal style and objective tone is:

"Book designers avoid line breaks that hinder a reader’s comprehension of the text when they lay out a manuscript."