which of these words was first used during the 1970s economic crisis?\no influx\no stagflation\no deficit\no…

Brief Explanations:

The term "stagflation" was prominently used during the 1970s economic crisis to describe the situation of high - inflation combined with high unemployment and slow economic growth. "Influx" is a general term not specific to that crisis. "Deficit" has been used in economic contexts long before. "Programs" is a very general term not tied to the 1970s economic crisis for its first use.

Answer:

B. stagflation