I believe you are referring to the book of John in the bible
the book of john cautions against syncretism of christian religion and the holding of doctrines that are heretical.
syncretism is the mixing of various views into a culture or religion, that was spreading quickly in the early church.
Answer:
D. television
Explanation:
During the 1950s and 1960s, television was introduced to the US, and companies took off from there. Television evolved from silent, black and white scenes to color.
Previously, the US was already regarded by many as a nation of prosperity and wealth, and this invention only reinforced that.
Hope this helps!