Answer:
An endangered language, or moribund language, is a language that is at risk of falling out of use as its speakers die out or shift to speaking another language. Language loss occurs when the language has no more native speakers and becomes a "dead language".
Explanation:
No. The bandwagon approach is when the advertisers are telling you that everyone else is doing it/liking it, so you should too. Examples: The world's favorite cookie, everyone loves our product, etc.
The answer to your question is
"Would probably have come"