Question: "key" used in the same way in the following two sentences?

The key to winning a game.

The key to solving this problem is persistence.
Answer: the same meaning
Question: "coverage" used in the same way in the following two sentences?

Before laying sod on that clay, the ground needs two inches of coverage with topsoil.

There are overlapping coverages on your insurance policies.
Answer: the same meaning
Question: "give" used in the same way in the following two sentences?

What will you give her for her birthday?

She gave a pair of shoes to her husband for their anniversary.
Answer: the same meaning
Question: "line" used in the same way in the following two sentences?

A dedicated line.

I can't follow your line of reasoning.
Answer:
different meanings