Meaning Recognition

I have some questions about Meaning Recognition Test

1.In our recent lecture series, we examined how government agencies addressed the issue of

the cyber security.

1. The shop would not replace the faculty product for me, so I addressed my complaint to the Head Office.
2. Since the stranger who gave me a ride seemed much older than me, I addressed him as “Sir.”
3. Why did your sister open a parcel that was clearly addressed to someone else?
4. After two years of severe drought, the threat of water shortage needs to be addressed.
5. King Edward VIII addressed his citizens immediately after he stepped down from the throne.

2.Taking better care of your body can dramatically boost your overall sense of well-being.

1. A bloodhound?s sense of smell enables it to detect certain types of cancer with great accuracy.

1. In his book, the author draws our attention to respect in the broadest sense of the term.

1. My brother suffered heat stroke. He should have had the sense to wear a hat and not over-exercise.

1. The shop owner had absolutely no business sense. He did not know how to showcase his products.

1. As the hungry wolves approached, there was a mounting sense of panic among the hikers.

I think the answer is 5 and 4 . Are they correct? I'm so confused.