The correct answer to this open question is the following.
Although you forgot to attach the options for this question we can say the following.
The reason for the reader to revise this introduction is to add a topic.
You have to take into consideration the main idea that was written at the beginning of the sentence to add a topic in accordance with that idea that has coherence and congruence with what was already written.
That is why it is good to always have other people revise or edit your text because it has a fresher approach to the text and can recommend useful changes or additions that could improve the quality of your text.
Context Clues
Explanation: Information from the text that helps a reader identify a word and understand its meaning.
My best choice for this would be A.
I feel that the above mentioned topic sentence is a good topic sentence because it includes the author's opinion and a limited topic that tells the readers what the text is going to be about without outright telling them.
(For the second post, I think you're supposed to finish the topic sentence's paragraph.)
Answer:
Robots can fix all kinds of computers.
Robots can find information instantly.
Robots can cure blindness caused by
glaucoma.
Robots can set up machines to do
experiments.
YES ,ROBOTS CAN DO ALL OF THEM IF THEY ARE VERY INTELLIGENT .
Explanation: