A North Carolina fourth-grader submitted a carefully crafted persuasive essay in favor of electric vehicles to his congresswoman as part of a school assignment — and received a scathing response where his work was degraded to “propaganda.” Christian Mango, 10, penned the letter to Congresswoman Virginia Foxx (R-NC) on the benefits of e-vehicles, and suggested doling out a $5,000 tax rebate to electric vehicle owners. Rep. Virginia Foxx claimed a fourth-grader’s teachers were “indoctrinating” him in a response to his school assignment. Bloomberg via Getty Images Christian Mango, 10, submitted a persuasive essay on electric vehicles to Foxx’s office. FOX8 WGHP “Christian and his class, they wrote a persuasive essay of their choosing. They mailed it off to a representative, a CEO, whoever the decision maker was to be influential in their persuasive essay points,” his mom Emily Mango explained to Fox 8 .…