1. Why should scientists focus on feeding the world?

We'll likely have two billion more mouths to feed by mid-century—more than nine ... of scientists who confronted this simple question: How can the world double the ... The world can now turn its attention to increasing yields on less productive ... given their newfound prosperity, we can first focus on countries that already ...

Explanation:

being untruthful

eating too much

overstaying one's welcom

this is that correct answer.