<em>A sentence that contains an allusion is;</em>
D. Bill is caught between a rock and a hard place. He can't figure out what to do.
<u>The sentence is designed to call something to mind without mentioning it explicitly. It is an indirect or passing reference.</u>
Answer:
Sly or cunning intelligence
The answer is postage.
A postage has to do with shipping payment. A buisness letter doesn't need that but it does need a return address, date, their address.
you are summarising the information.
d
Explanation: