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

terms[1] = "D-E";
correct[1] = "minor 7th";

terms[2] = "D-F#";
correct[2] = "minor 6th";

terms[3] = "D-G";
correct[3] = "perfect 5th";

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

terms[5] = "D-B";
correct[5] = "minor 3rd";

terms[6] = "D-C#";
correct[6] = "minor 2nd";