Answer:
Sultan Murad II laid siege to Constantinople in 1422, but he was forced to lift it in order to suppress a rebellion elsewhere in the empire. In 1444 he lost an important battle to a Christian alliance in the Balkans and abdicated the throne to his son, Mehmed II.
The correct answer is "natural resistance to pests".
The agriculture industry is exposed to many risks that could harm its profitability. Among these risks are climatic phenomena, variability in international prices, and pests.
In regards to crops, pests are insects whose appearance in fields represent a harm to the crops planted in them. These beings adopt the fields as their habitat and start living in them at the expense of the interests of farmers, who see their crops disappear along with their profits.
Genetically modified crops have been created in order to be resistant to pests, as the insects realize that it is not feasible to benefit themselves from these crops. This contributes to raising the profitability of farmers, as well as the amount of food supplied to the general public.
Answer:
D
Explanation:
Although the New Deal did not end the Depression, it was a success in restoring public confidence and creating new programs that brought relief to millions of Americans.
