Complete the sentence. the verb form is used for a present, continuous action, or state of being, that is happening “right now.” present perfect present progressive present perfect progressive past progressive

The answer to this question is the "present progressive". Hence, to complete the sentence in the problem, we have it "The present progressive verb form is used for a present, continuous action, or state of being, that is happening right now". The examples are the following:
I am walking.
She is laughing.