Back to forum
Verbal·Standard English Conventions·Boundaries
medium
On April 12, 1985, the space shuttle Discovery blasted off into space, commencing Mission __________ six days and twenty-three hours, the mission ended when the shuttle landed at Kennedy Space Center in Florida.
Which choice completes the text so that it conforms to the conventions of Standard English?
A
STS-51-D, it lasted
B
STS-51-D, lasting
C
STS-51-D lasting
D
STS-51-D. Lasting