III. Choose the word that best fits the blank space in the following passage. (1.5 pts)

Trinh Cong Son (February 28, 1939 – April 1, 2001) is considered one of the greatest Vietnamese songwriters of all time, He is listed as one of the artists with the largest number of discs sold.
It is (17) _____ reported that he composed about 600 musical works in his life, but the number of widely-known song (18) _____ 236. The core themes in all of his songs are love, human’s fate and anti-war. His songs have been performed by hundreds of national and international singers, but only a few of them have been recognized as successful ‘Trinh’s music’ singer.
Apart (19) _____ being a songwriter, he is also known to be a poet, painter and amateur actor. He once played in a film in 1971. At times when staying away from music, he wrote poems and made paintings, many of which were (20) _____ in 1989.
Trinh Cong Son died on April 1, 2001, at the (21) _____ of 62. Hundreds of thousands of people gathered at his funeral for a concert, making it one of the largest events in Vietnam ever. Every year, his family and Trinh’s music lovers across the country organize different activities to commemorate his death which is regarded as one of the (22) _____ losses of the nation. On February 28,2019, Google even celebrated his 80th birthday.