Am i correct to say this is correctly punctuated?

wading in the shallow water, courtney found dozens of interesting seashells.

You make a necklace using blue. purple and green beads in aratio of 1: 1: 2.you use atotal of 168 beads. how many green beads are in the necklace

How does bill safire depict mankind in his proposed speech? 1.adventurous and greedy 2.adventurous and determined 3.daring and invasive 4.timid and wary of loss

What element of dante's inferno shows the reader that he wants to expose corruption in the church? a. by placing many church leaders among the sinners in hell b. by changing his own personality to create the dante character c. by allowing virgil, a well-respected poet, to be his guide d. by setting his story in hell and following the biblical description of hell2b2t