Which of the following statements about large and small farms in the united states is true?
a. the number of small farms has increased, but large farms still outnumber them.
b. the number of small farms has increased, and they now outnumber large farms.
c. the number of small farms has decreased, but they still outnumber large farms.
d. the number of small farms has decreased, and they are outnumbered by large farms.