The development worker conclude that Peasants make rational but self-defeating choices,<span>passing poverty on to subsequent generations.
For example, their decision to not pursuing further education is considered rational considering their situation (without works, their families wouldn't be able to survive), but at the same time, this decision is self-defeating because it prevents them from accessing high paying positions.</span>
The answer that makes sense is C. Habitat Destruction.
A. Because that was the best way to find answers in that time period and even today
Benjamin Franklin took a great interest in health-related topics by applying Enlightenment reasoning to his study of various afflictions and came up with some astonishingly accurate hypotheses. Benjamin Franklin insights and productivity was in medicine where he saw the value in vaccination against smallpox and was aware of the placebo effect. He launched the first American medical school and devised a flexible urethral catheter. He also identified lead poisoning as a cause of abdominal pain and peripheral neuropathy. He further accurately described psoriasis well before Robert Willan. These contributions by Benjamin Franklin in healthcare may be said to be significant and satisfactory.
Somewhere between 10 and 12 billion people.