Many would be necesary to be there, it an event of the America Presidency, so the main ones would be :
1- The Director of the Envoironmental Protection Agency.
2- The Director of the National Security Agency.
3- The Chief of Staff
4- The Spokesman for The Presidency
5- The Secretary of Energy
One may think why so many people, it´s just because thi kind of meeting and action really involves these departments ans must be alligned among all them and their members.
The answer is B because <span> Progressives believed that the growth of industries and the growth of cities caused social problems for our society.</span>
