Emily is speaking with Trisha. As she finishes her statement, she uses a falling intonation pattern to signal she is done. Trish notices and then begins to comment. This is an example of .

I can see that there are no choices.

downspeak

Explanation:

"Intonation" refers to the rising and falling of a person's voice when he/she is speaking. When somebody suddenly changes his intonation, this attracts the listeners attention. It allows itself to stand out.

When the intonation falls, such as the situation of Emily above, this means that she is about to end speaking. This signals the listener or listeners to respond. This type of intonation is an example of a "downspeak."

On the contrary, the "upspeak" refers to a rising intonation as one finishes his statement. Some people say it is a strategy for the speaker to control the communication in order to compel the listeners to respond. It is also linked to being unprofessional because of the uncertainty of meaning that it carries.

So, this explains the answer.

stewards ice box was the purchase of alaska from russia and it was called that because people thought it was not a good idea to purchase alaska