terms[0] = "Ab-Ab"; correct[0] = "perfect unison or octave"; terms[1] = "Ab-Bb"; correct[1] = "minor 7th"; terms[2] = "Ab-C"; correct[2] = "minor 6th"; terms[3] = "Ab-Db"; correct[3] = "perfect 5th"; terms[4] = "Ab-Eb"; correct[4] = "perfect 4th"; terms[5] = "Ab-F"; correct[5] = "minor 3rd"; terms[6] = "Ab-G"; correct[6] = "minor 2nd";