Answer: It is D... power
Explanation: ingenuity: Ingenuity is the ability to think creatively about a situation or to solve problems in a clever way. If you want to build a boat out of toothpicks and yarn, you’ll need a lot of ingenuity.
Answer:
The correct answer for this question is D) Over time the sand bed will become plugged with dirt and require a cleaning process known as backwashing.
Explanation:
This sentence best fits at the end of the topic as it explains that one stage of the maintenance process is the backwashing of the item.
A lack of enthusiasm or a lack of interest or emotion towards a object or idea.
Essay: “An Indian Father's Plea,” by Robert Lake
http://www.allenisd.org/cms/lib/TX01001197/Centricity/Domain/1747/Unit%202%20Student%20Book.pdf ?????
They have strong meaning behind them