from my best knolage, this is very wrong and it is a not b
I know for number one it's Dear, Mrs. Lamont, since it's a name so the comma goes before it. I'm sorry if I'm wrong
Answer:
a .Ans (linked)
b.Ans. (specifeid)
c.Ans ( singify something )
d .Ans (issue )
A). stage Directions help create a visual, it is describing everything that is on the scene.