Which of the following sentences is mechanically correct?
- Despite the challenges we faced, our team successfully completed the project ahead of schedule and under budget. (correct answer)
- Despite the challenges we faced our team successfully completed the project ahead of schedule and under budget.
- Despite the challenges we faced, are team successfully completed the project ahead of schedule and under budget.
- Despite the challenges we faced, our team successfully completed the project ahead of schedule and under budjet.
Explanation: Choice A is correct because it properly punctuates the introductory phrase with a comma, uses the correct possessive 'our,' and spells 'budget' correctly. Choice B is missing the comma after the introductory phrase. Choice C uses 'are' (verb) instead of 'our' (possessive pronoun). Choice D misspells 'budget' as 'budjet.'