Cause you to become distracted and fall behind in yours or someone else's work.
you have too sight the last name of the author and the page number whether it is a quote or paraphrased. the only time you don't have to is if you include it in the sentence.
Example for when you don't have to cite in text:
On page 13 Martin says, "blah blah bah bluh bleh blah"
... otherwise just put the citation in parentheses after the quote/paraphrase like so: (Martin,13)
C is correct i believe. its not A because that could not be a sentance byitself, not b because im sure you know why and d might be but then the teacher would be trying to explain to you something other then the rules of punctuation
The Oracle at Delphi was D) a relatively unknown but wealthy religious institution associated wit the Greek god Apollo.