Which of the following is true according to the text?
A.
People attached importance to modern Indian art long before the end of 1980s.
B.
Rich Indians, particularly those living abroad, had a strong passion for modern Indian art for ages.
C.
Prices at the 'emerging market of modern art had been climbing and then declining.
D.
Rich Indians did not show interest in modern Indian art until the end of the 1990s.