A student is revising a formal academic paragraph and wants to emphasize that the contradiction became evident immediately after the two versions were compared.

Which sentence presents appropriate word order?

Read the following passage:

The committee decided to address the issue before the current semester ended. After several meetings, the members eventually reached an agreement, although the final policy was quite different from the one originally proposed.

Considering the contextual meanings of the highlighted words, choose the accurate interpretation.

A department coordinator asks about the progress of a curriculum revision. The teacher answers:

"I ___________ three units so far, and I ___________ the fourth one since early this morning."

Select the option that correctly fills in the blanks:

Two teachers are discussing a report that was completed earlier than expected: "We needn't have stayed at school until 9 p.m. The principal had already sent the final version at six." Which interpretation accurately describes the modal construction in the first sentence?