terms[0] = "D-D";
correct[0] = "perfect unison or octave";

terms[1] = "D-Eb";
correct[1] = "minor 2nd";

terms[2] = "D-E";
correct[2] = "major 2nd";

terms[3] = "D-Fb";
correct[3] = "diminished 3rd";

terms[4] = "D-F";
correct[4] = "minor 3rd";

terms[5] = "D-Gb";
correct[5] = "diminished 4th";

terms[6] = "D-G";
correct[6] = "perfect 4th";

terms[7] = "D-Ab";
correct[7] = "diminished 5th";

terms[8] = "D-A";
correct[8] = "perfect 5th";

terms[9] = "D-Bb";
correct[9] = "minor 6th";

terms[10] = "D-Bbb";
correct[10] = "diminished 6th";

terms[11] = "D-C";
correct[11] = "minor 7th";

terms [12] = "D-Cb";
correct[12] = "diminished 7th"

terms[13] = "D-C#";
correct[13] = "major 7th";