Guided practice
2. in which of the following sentences is a semicolon used correctly?
a. knowledge about space has not come easily since 1959, about 250 astronauts have
flown in space
80%
ob. knowledge about space has not come easily since 1959, about 250, astronauts have
flown in space
c. knowledge about space has not come easily, since 1959, about 250 astronauts have
flown in space
ons