The quote describes the wealth attained in Virginia during that time primarily through the cultivation of tobacco. John Pory notes that while there are prospects for future wealth through agriculture (including plowing, vineyards, and cattle), the current riches largely come from tobacco production. He highlights specific examples of individuals who have made significant profits from tobacco, indicating its central role in their economy.
Based on this analysis, the option that best describes how people attained wealth at this time in Virginia is:
Tobacco.