Pakistan has purchased ______ percent of all weapons sold in the world b/w 2013-2017, as compared to 4.9% b/w 2008-2012?

Pakistan has purchased ______ percent of all weapons sold in the world b/w 2013-2017, as compared to 4.9% b/w 2008-2012?

A. 2.8%
B. 2.9%
C. 3%
D. 3.1%