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An organ pipe is open at both ends.The fundamental frequency of the pipe is Middle C, 262 Hertz.
Which sequence of frequencies can you conclude can be heard as the lowest pitches possible for this pipe?
262 Hz, 524 Hz, 786Hz
262 Hz, 786 Hz, 1310 Hz
262 Hz, 2620 Hz, 26200Hz
262 Hz, 524 Hz, 1048 Hz