Answer:
An opponent is a person who disagrees with something and speaks against it
Answer:
confidentiality: This mean a private stuff or a private document
Expert witnessing: This means a professional seeing something directly
Engineers' approach to risk: This means an Engineer going to a dangerous place
It is A: Having a profound meaning. "Don't put all your eggs in one basket" means don't put all your valuables in one place because if you lose that place, all your valuables are gone (profound meaning). Hope this helped!
Answer: call attention to the problems that were being experienced by the people of Ireland