There are not any underlined verb however most of the verbs are in the infinitive form therfore the unlike verb is "needs" having said that:
The form of the verb underlined below is Indicative
The Indicative form express facts or opinions rather than intentions, express of moods, desire for someone to do something.
In this case "needs" shows the fact for someone "to open the door to let the dog out".
Answer: C: With an active verb, the subject performs the action
Explanation:
The correct answer is <span>C. that which a speaker is emphasizing through stress, volume and tone.
Speaking in various volumes as presented in a, b, and d, are just parts of the overall intonation process that is more complex than that.</span>
Could you put in the research chart? This seems pretty easy but I can't do it without it...