Generally one or two pages, but it could be three, though it isn't often.
I believe the word means being cautious in this context.
The giant "Clothespin" that stands in front of Philadephia's City Hall expresses the B) capriciousness of its sculptor, Claes Oldenburg.
Aviary has to do with flying/birds, equitation with riding horses, and zoology with animals in general.