Match each sentence to the sentence that demonstrates it's use. Progress tense, Perfect tense., Or Simple tense. 1) Susan had updated the software manually for five years before the process was automated.
2) Susan was updating the software manually.
3) Susan updated the software manually once all the
users logged off.

1) Susan had updated the software manually for five years before the process was automated. - Perfect tense

2) Susan was updating the software manually. - Progress tense

3) Susan updated the software manually once all the users logged off. - Simple tense

Explanation:

As per the question, the given sentences have been paired with the appropriate tense as per the use. All three sentences are written using the past tense, although the types are different. The first sentence is written using the 'past perfect tense' as it denotes a completed action that occurred before other actions in the past. While the second sentence employs 'past progressive tense' to show an action that was in continuity in the past.  The last sentence is written in 'simple past' as it simply denotes an action that took place at a specific time in the past.