Who has termed Coronavirus pandemic as the most challenging crisis since World War II?

A. USA
B. Russia
C. China
D. Pakistan

China is now world’s 2nd-biggest weapons producer — SIPRI report on (27 January 2020). China has been ranked as the world’s second-largest weapons manufacturer, according to new research by a leading peace institute. The Asian superpower jumped ahead of Russia, from whom they used to buy many weapons.
New research from the Stockholm International Peace Research Institute (SIPRI) shows that four Chinese arms groups generate sufficient sales to be ranked among the world’s top 20 weapons sellers. The four groups have combined sales worth $54.1 billion (€49.1 billion) in 2017.