Answer: a. It originated with scholars looking for practical answers to help overseas workers.
Step-by-step explanation:
Sometimes people who work overseas are immigrants and they find it hard to adapt to a different culture while also adjusting to the new environment .
The shock of being in a new culture where it is even hard to communicate well or to know how to properly communicate is difficult for a person who is going to be working in that environment and may need to interact with the people of that culture even way more .
The scholars wanted to find ways that immigrants workers mostly and the natural citizens can be able to interact and communicate effectively.