How is a verb in the conditional mood formed?

Question

Responses

using a verb to describe an action that will be completed in the future
using a verb to describe an action that will be completed in the future - no response given

using a subject paired with a verb to describe an action performed by the subject
using a subject paired with a verb to describe an action performed by the subject - no response given

using an auxiliary verb paired with a main verb to describe what will happen as a result of a certain situation
using an auxiliary verb paired with a main verb to describe what will happen as a result of a certain situation - no response given

using a verb to describe statements that the speaker assumes to be factually accurate

Answer 1

The conditional mood is formed by using an auxiliary verb (such as "would" or "could") paired with a main verb to describe what will happen as a result of a certain situation. Therefore, the correct response is:

using an auxiliary verb paired with a main verb to describe what will happen as a result of a certain situation.