What evidence is there in the background essay that a majority of americans supported the decision to annex the philippines

The evidence that supports this is when they made a treaty to annex the Philippines and the treaty passed by one vote.

the answer is mass marketing.

2. a land bridge connected asia and north america thousands of years ago.

4. crossing the land bridge would have been simple for the first migrants.

5. people might have crossed a land bridge while hunting animals.