Answer:
The correct answer option is: It brings the writer into the sentence.
Step-by-step explanation:
We are given the following sentences by Thomas Paine and we are to figure out which of the them violates the principles of objectivity in writing a summary:
'I believe that Common Sense presents arguments to convince the colonists of the need to free themselves from British rule'.
Here the writer starts by mentioning his own opinion stating 'I believe that...'.
Therefore, the summary brings the writer into the sentence.