Which statement is a hypothesis that might be tested by observing a desert animal's
behavior for 24 hours?
A. A rattlesnake can warm its body by shivering.
OB. A hummingbird will live longer if it decides to sleep in a burrow.
O O O
C. A kangaroo rat's body temperature can vary with the time of day.
D. A fish will eat more food at night, when the temperature is lower.
