Which parental genotypes below would result in children who are all normal-vision daughters and all colorblind sons? (XB-allele for normal color vision)
(Xb-allele for colorblindness)

A) xBxb and xBy
B) xBxb and Xby
C) xbxband XBy
D) xbxb and Xby

the areas around the equator

sorry to break it to ya but no one can answer your question it's just

jk but i am serious about the part that most people cant answer it beacuse you did not mention the section you are talking about. but it would if you added some detail and were a bit more specific.

the cover letter for a job search includes the skills one has for the particular job. including a cover letter is always a good idea, as it describes the ability to perform a task, and the employer can easily fetch the intention of the job you want to do.  

the cover letter is very important to be included in the job search document. hence, i strongly with the statement.