Which of the Following Is a Success the Global Economy

Which of the following is a success the global economy has achieved in the past sixty years?

A) Near universal literacy across the globe.
B) Infant mortality rates have dropped by more than 60 percent.
C) A reduction in poverty has meant fewer than one million people across the globe go hungry each day.
D) Life expectancy in the past century has risen by 50 percent to 78 years.