1) The word "school" contains two vowels: O and O.

2) Insurance premiums are the payments made by policyholders to insurance companies in exchange for coverage.

3) The Industrial Revolution led to significant urbanization, as people migrated from rural areas to cities in search of employment in factories.

4) The world's first insurance policy was issued in 1347 in Genoa, Italy. It insured against the risk of maritime trade.