Choose the option that is the correct direct form of the sentence.
He admitted that he might have underestimated the difficulty of the task.
1
He admitted, "I may have underestimated the difficulty of the task."
2
He admitted, "You might have underestimated the difficulty of the task."
3
He admitted, "I underestimated the difficulty of the task."
4
He admitted, "I may underestimate the difficulty of the task."