This is a complex sentence because it has an independent clause and a dependent clause connected by "although"
This sentence is in the passive voice because the subject (the report) receives the action performed by the manager.
Sentence A is grammatically correct with proper tense agreement.
"Adopted" is the correct word as it means to accept or start using something new.
The correct preposition is "in," as in "proficient in.
The correct verb form is "arrives" to match the present simple tense.
"Intensify" is the opposite of "mitigate," which means to make less severe
"Completion" fits the context as it refers to finishing something.
"Accommodate" is the correct spelling.
"Comprehensive" means covering all aspects or details.
The correct form is "Each of the students has completed their assignments. "Each" requires a singular verb.