The correct answer is C.
In the summer of 1927, President Calvin Coolidge participated in the formal dedication of the massive stone monument known as Mount Rushmore, which was completed 14 years later." Hope this helps.
Answer:
The answer is a supporting detail for the central idea.
Explanation:
I saw the effect it had on people.
There was a limit of how much candy I could have.
There is a reason for my actions
The technology in the future will be more advanced than it is today.
The solution to my problem is in the text.
There was a demand for water in my town.
A new housing developer came to look at a house.
The profit he recieved was overwelming.
My supplies was running low.
The new version of my phone came out today.
I had to estimate the answer to my question.
I had to update my profile picture.
He had to calculate the answer.
It is important to know the author's purpose because knowing the author's purpose can change how the story is being told. If someone said,"Mom, I would really like this new video game for my birthday." and the author's purpose was to inform, it would be informing the mom that the person wanted the video game. If the author's purpose was to persuade, that person would be persuading the mom to get him the video game.