When holding a business meeting, the best way to keep the meeting on track is to:

Responses

use a checklist.
use a checklist.

write an agenda.
write an agenda.

prepare ahead of time.
prepare ahead of time.

establish a routine.
establish a routine.

assign a timekeeper.

assign a timekeeper.

set clear objectives.
set clear objectives.

encourage active participation.
encourage active participation.

limit distractions.
limit distractions.