What important information is omitted from this ad?

"the senator received fifteen letters against the bill."

a. whether fifteen letters is a large number received for one bill
b. how well-written the letters were

the first step is to convey the appropriate emotions.

eli whitney was an american inventor best known for inventing the cotton gin. this was one of the key inventions of the industrial revolution and shaped the economy of the antebellum south.

wow there were a thousand people in the concert. that’s great

cockroaches and rats often are a symbol for things that are disgusting or vile. though i don't know which play you are talking about, i hope this !