Will give brainiest answer to the best ! read the sentence.
christopher columbus born in genoa never did reach mainland north america.
which revision is necessary to create proper punctuation within the sentence?
the phrase “born in genoa” should be set off with commas.
the phrase “christopher columbus” should be set off with commas.
the phrase “never did reach” should be set off with commas.
the phrase “mainland north america” should be set off with commas.

The first choice is the answer. The phrase “born in Genoa” should be set with a comma before born and after Genoa.

just add on too that

explanation:

each year on march 8, international women’s day is celebrated around the globe. it’s an important opportunity to shine a spotlight on women’s involvement, contributions, and accomplishments on a range of issues from domestic violence to the role of women in the c-suite. the theme this year is “be bold for change”― a dictum that those who know me personally will acknowledge has pretty much been my mantra throughout my career on wall street, in media and most recently, in philanthropy.the empowerment of girls as leaders, who can be emboldened today to become even stronger leaders tomorrow, is an increasingly recognized imperative in our world, and it couldn’t be closer to my heart

two factors or characteristics of a chapter that might make it difficult to read would be words i don't understand, or if i don't fully understand what's going on in the chapter. strategies i can use to get through the difficult material would be a dictionary, and re-reading previous chapters to get a better grasp of what the author is trying to say.