Q. Which is a better estimate for the height of a blue jay?Choices:(A) 29centimeters(B) 29meters
Understand choices: Step 1: Understand the choices given for the height of a blue jay. Choices are 29 centimeters (A) and 29 meters (B).
Compare with common knowledge: Step 2: Compare the choices with common knowledge about birds.A typical blue jay is much smaller than a human. Considering humans average about 170 centimeters in height, 29 meters (which is 2900 centimeters) is way too big for a bird.
Choose reasonable estimate: Step 3: Choose the reasonable estimate. 29 centimeters is a more realistic size for a blue jay compared to 29 meters, which is extremely large for any bird.