B topic sentence i think hope it helps you at my school i had same question it was topic sentence so i am really sorry if it is the wrong answer
The government protects the rights of inventors by issuing PATENTS.
Patents are exclusive rights which are issued by the government of the inventor's government. These rights are for a limited time period, during which the inventor gives a detailed public disclosure of his/her invention.
I say A. BC he refused all.
Answer:
The author adds that as repetition as a context tool to keep the audience engaged.
Explanation:
<em>Repetition </em>is where things occur over and over and it is also known as a literature context tool.