4. Which among the following is a proof that Dr. Rodolfo Cornejo is a music prodigy
during his youth?
A. he had 26 music compositions listed by an international publishing company
B. he had formal music lessons
C. he had composed a piano piece entitled "Glissando Waltz"
D. all of the above
5. What do Dr. Alfredo Buenaventura and Dr. Rodolfo Cornejo have in common as
prolific traditional music composers?
A. both composed vocal works
B. both composed orchestral scores
C. both graduated with degrees in music
D. all of the above​