I believe it is A due to "The lady made detailed plans, engaged the caterer and the orchestra well in advance" isn't exactly connect well and be hard to understand so you'd put a comma between "caterer, and".
Scientists use surface waves to find an earthquake's epicenter.
Answer: B) surface
Answer:
'Rodriguez’s parents barely acknowledged his awards'.
Explanation:
The active voice is the one in which the subject of the sentence, that is, the person or thing that carries out the action described in the verb, is emphasized in its grammatical composition, in such a way that it is the subject who performs the action, and not that the action is performed by the subject (passive voice).
