The need for skyscrapers were important because more people were moving to cities so they need more room.
B popular culture I believe is the best answer
The farmer has to provide everything for the farm.<span> A well-managed farm requires a lot of time to function properly. Animals and plants have different needs. Running a farm is not an easy task to do. Knowledge and management are essentials things for its success. </span>
His reforms created serious problems.
