Which statement best explains how El Camino Real helped to blend cultures in the region? A. El Camino Real made it possible for people to visit their friends and families in the Southwest and New Mexico. B. El Camino Real made it possible for mail to be delivered to the people living in New Mexico and the Southwest. C. El Camino Real made it possible for people of many different cultures and nationalities to live among and learn from the Native Americans and the Spanish who lived in the region D. El Camino Real made it possible for all the residents of New Mexico to completely understand each others' cultures.​