Read the summary of thomas paine’s common sense.
[1] in common sense, thomas paine attempts to appeal to the colonists. [2] he argues that america must separate from britain. [3] he asserts that there is no way for britain and the colonists to reconcile and that british oppression is unforgivable. [4] paine was correct in his belief that the colonists should be free from the king’s rule.
which sentence contains subjective language?

The answer to your question would be that the sentence that contains subjective language is the following one: He asserts that there is no way for Britain and the colonists to reconcile and that British oppresion is unforgivable. That is, the correct option would be 3.

Subjective language refers to language influenced by emotions and opinions. In this sentence, subjective language is shown through the choice of words: the type of verbs and adjectives selected. For instance, assert has a component of manner (state a fact or belief confidently and forcefully), then the phrase "no way" means "under no circumnstances". Finally, "unforgivable" also denotes opinion since it means "so bad as to be unable to be forgiven".