The person who merely watches the flight of a bird gathers the impression that the bird has nothing to think of but the flapping of its wings. as a matter of fact, this is a very small part of its mental labor.

select the analysis statement the quote would best support

. a. wilbur wright uses the bird as an example of what people thought of their work on flyers.
b. flight is as simple as flapping wings.
c. when watching a flight it appears there is little effort
. d. birds, like humans, spend more time thinking than they are often given credit for.