The correct answer for the statement that is presented is this one: "a. Town homes." Town homes are single family homes, built by a developer, who creates a neighborhood by building many houses at once within a given area. Town homes are<span> used to describe units mimicking a detached </span>home<span> that are attached in a multi-unit complex.</span>
The 10th amendment of the Constitution states as following; "The powers not delegated to the United States by the Constitution, nor prohibited to it by the States, are reserved to the States respectively, or to the people"
D. A frame is a list of the individuals in the population being studied.
Barter system- A method of exchange when no money is involved.
B and C can't be the answers because they are not exchanging anything.
D can't be the answer either because there is money involved.
So your answer is A) You trade an apple for a banana at school. because you are exchanging something with someone for something else thats not money.
Hope this Helps!!