________ is the only nation to report a marginal rise in crude steel output in April 2020 ?

a) Japan
b) US
c) China
d) South Korea

China, the largest crude steel producer in the world, is the only nation that reported a marginal rise in crude steel output in April 2020. As per the World Steel Association, China produced 85.03 MT steel in April 2020, which is marginally higher than its steel output of 84.87 MT in April 2019.