|Question 12Verbal

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Most bird species that are capable of flight weigh less than a kilogram (kg), which is not surprising considering the burden that extra body weight puts on a flying animal. But not all flying birds are so light, as we can see most clearly in the example of the _____
Which choice most effectively uses data from the table to complete the example?
common ostrich, which has a higher average mass than the emperor penguin.
A
trumpeter swan, which has an average mass of 12.7 kg.
B
common ostrich, which has an average mass of 104.0 kg.
C
great bustard, which has an average mass below 10 kg.
D