It proves the solution in a real world setting that can be replicated and confirmed by others
Answer:
(a) invented the sewing machine
also, I'm surprised ur not out of school now, I get out at 2 and its 4 now ^^
Http://www.cfr.org/world/democracy-south-asia/p16942
http://www.economist<span>.com/news/asia/21590568-region-able-and-readier-boot-out-governments-square-one
http://www.sjweb.info/sjs/PJ/pj_show.cfm?ContentID=20&PubId=43
http://blogs.reuters.com/great-debate/2013/11/15/fighting-for-democracy-in-south-asia/
TRY THOSE RESOURCES </span><span />
I think the answer is C cant tell