ECORFAN Journal -Ecuador, Volume 6, Number 11, December-2019, is a biannual Journal edited by ECORFAN-Ecuador. Av.18 Marcial Romero Salinas l - Santa Elena, Ecuador. CP. 241550, http://www.ecorfan.org/ecuador/journal.php, journal@ecorfan.org. Responsible editor: Juan Carlos Olives Maldonado. ISSN: 1390-9959. Responsible for the last update of this issue ECORFAN Computer Unit. Imelda Escamilla Bouchán, PhD. Vladimir Luna Soto, PhD. Av.18 Marcial Romero Salinas l - Santa Elena, Ecuador, CP. 241550. Date of last update December 31, 2019. The opinions expressed by the authors do not necessarily reflect the position of the publisher of the publication. It is strictly forbidden the total or partial reproduction of the contents and images of the publication without prior authorization from the National Institute of Copyright.