i'm pretty sure it's "had argued"
a participle is a verb used as an adjective
Answer:
The excerpt is written mainly in the present tense, from a third-person point of view.
What does the idiom, "it's raining cats and dogs" mean?
We can collaborate on the project together.
These artifacts are from the Neolithic Era.
Teacher, may I please use the lavatory?
If the structure isn't built right, the ceiling could collapse!
What is the isotherm on the map?
The medicine will help alleviate the pain.