How has the global burden of disease changed between 1990 and 2019?
a) Communicable diseases have increased from 40% to 60% of total burden
b) Injuries have increased from 10% to 20% of the total burden
c) Non-communicable disease has increased from about 45% to 60% of the total burden
d) Communicable disease has increased from 45% to 80% of the total burden