What is one aspect of a source that makes it credible?
it is written by an authority on the topic. it was published over 25 years ago. it expresses a specific opinion about an issue. it has an interesting design.

1, 2, 4

O  It is relevant to the topic.

O  It supports the explanation of a point.

X  It repeats the topic sentence.

O  It provides a specific example.

X  It is a summary of a topic.

Explanation:

- "a.) it includes letters and books gathered over 1200 years, and consists of two parts.

- most of the new testament is letters from paul to the different churches, and since there's a new testament that means there is an old testament. "

- "he is a very real person and his intent isn't to influence us vonnegut addresses this towards the end of the letter when he says, if we choose to curse, that is by our own individual means."