Intra and interpersonal abilities as well as English oral communicative skills that call centers require candidates to have to be hired and employees to stay at work longer than short-time stayers, in the city of San Salvador and year 2015. - Melgar Orellana, Álvaro Daniel (Tesis para optar titulo de – (Licenciado en Idioma Inglés Opción Enseñanza) – Universidad de El Salvador, San Salvador, 2017)