An author may want to use an allusion because An allusion serves as a kind of shorthand, drawing on this outside work to provide greater context or meaning to the situation being written about.
Answer:
displaying trustworthiness
Explanation:
The speech felt short of trustworthiness because the fact that the presentation well organized, it is false that the world is ending by 2020. This implies that the information from the speech is not correct and cannot be relied on. A good speech must contain factually correct information and can be relied on.
C is the answer because the teachings of Hinduism where spread throughout the east and south trading routes