Passage: When given the opportunity to host a public reception for President McKinley, fair organizers chose to site it in the Temple of Music—Louis L. Babcock, grand marshal of the Exposition, regarded the building as ideal for the purpose. The large auditorium was located close to the Esplanade, in the heart of the fair, and had doorways on each of its four sides. In addition to rows of chairs on the floor of the hall, it had spacious galleries. Babcock spent the morning of September 6 making some physical arrangements for the reception. Floor seating was removed to create a broad aisle, running from the east doors through which the public would be admitted, to where McKinley would stand. Once members of the public shook hands with McKinley, they would continue on to exit the building. An American flag was draped behind the President, both to screen him from behind and for decoration—several potted plants were arrayed around his place to create an attractive scene. Besides its utility for other purposes, the ornate building was one of the architectural features of the fair.Considerable arrangements had been made for the President's security. Exposition police were stationed at the doors; detectives from the Buffalo police guarded the aisle. In addition to McKinley's usual Secret Service agent, George Foster, two other agents had been assigned to the Buffalo trip because of Cortelyou's security concerns. Babcock was made nervous by a joke at lunch in an Exposition restaurant that the President might be shot during the reception. He had arranged for a dozen artillerymen to attend the reception in full-dress uniform, intending to use them as decoration. Instead, he had them stand in the aisle with instructions to close on any suspicious-looking person who might approach the President. These men were not trained in police work, and served to crowd the area in front of the President and obstruct the views of the detectives and Secret Service. At such events, Foster usually stood just to the left and behind McKinley....

Question: Who mentioned the building was ideal for purpose of the Temple of Music?
Louis L. Babcock