Answer: Because if you are uncertain of what's happening then you don't know how to deal with the situation. So in order to compensate for that not knowing, you take a risk.
The comma is after a kind of letter like Yes or No a sentence, so the answer would be B. Believe it or not Joe, it is for us to leave.
Helping verbs are verbs that help the main verb in a sentence by extending its meaning. They can also add detail to how time is conveyed in a sentence. As a result, helping verbs are used to create the most complicated verb tenses in English: the progressive and the perfect aspects.
[ (a.) What in me is dark
Illumine, what is low raise and support; ]
That to the highth of this great Argument
[ (b.) I may assert th' Eternal Providence, ]