A vignette<span> is a scene or a descriptive sketch. It might focus on a single moment or an image, or it may give a particularly distinct impression of a character or setting. A</span>vignette<span> is a snapshot or a glimpse. ... A </span>vignette<span> differs from a </span>short story<span> in that it doesn't necessarily have all the elements of plot.</span>
A gerund phrase is the phrase that has a gerund, which is a noun derived from a verb in its base form plus -ing. The gerund phrase can also include other objects to complement it. In this sentence, the correct choice that identifies the gerund phrase is "making the class laugh constantly" because it is the only option that actually contains a gerund: making.
Answer:
moving from the country of one's birth place to a new country to settle and live there permanently.