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Two waves meet and form a wave with an amplitude greater than the amplitudes of the individual waves. Which statement must be true? a. The

Two waves meet and form a wave with an amplitude greater than the amplitudes of the individual waves. Which statement must be true? a. The waves were out of phase and constructive interference occurred. b. The waves were out of phase and destructive interference occurred. c. The waves were in phase and constructive interference occurred. d. The waves were in phase and destructive interference occurred

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