It's a source citation. The name Breenan is the author, and 142 is probably the page this information was found on in Breenan's writing.
Answer:
D
Explanation:
it's the only reasonable answer for me
Yes, by taking about the Big Bang while there was a very christen boy in it. It was a lot of information to take in
Their performance varies considerable, they are often idle, and then might have an occasional flurry of activity. For example, if their attendance is sporadic, they may have good attendance for a while, and then disappear unpredictably from time to time.