A．It's difficult to, hear.
B．The lawn was usually very crowded.
C．The audience might get wet.
D．The setting wasn't very pretty.
A．It was held in Boston.
B．All the seats were indoors.
C．It was not well known.
D．It has been going on for a long time.
A．Jefferson's views about commercialized agriculture.
B．International trade in the nineteenth century.
C．Improvements in farm machinery in the United States.
D．Farmers' gradual loss of independence.