Reto 20: resultados de la investigacion

https://docs.google.com/presentation/d/e/2PACX-1vRdRTjW5ybVSeKoyyYynD28WnwAEW-2wCs2Pmzh0fZE0YV5CciX0kre6G_74ilP_YPgiWf8pym-4NXq/pub?start=false&loop=false&delayms=3000