I believe that we need the passage to understand your question
Answer:
A wedding ring is a common symbol of love and commitment. It is a universal symbol of marriage. The other options are also symbolic, just of other things.
Answer:
The Second World War <u>had begun</u> in 1939, and it <u>had ended</u> in 1945.
Explanation:
these are past perfect verb tenses of (begin) and (end)
To persuade. To entertain. And to inform.