Every last second of space shuttle mission STS-79, which lasted ten days and three hours, blank carefully monitored by a team of experts.
Which choice completes the text so that it conforms to the conventions of Standard English?
Every last second of space shuttle mission STS-79, which lasted ten days and three hours, blank carefully monitored by a team of experts.
Which choice completes the text so that it conforms to the conventions of Standard English?