Final answer:
Among the options given, Buenos Aires is closest to 20° south of the Equator even though it is actually located at approximately 34° S.S.The Correct option is C.
Step-by-step explanation:
The city that lies closest to 20° south of the Equator among the options provided is Buenos Aires. Here's a brief breakdown of the locations relative to the Equator:
- Mexico City, Mexico: approximately 19° N
- Delhi, India: approximately 28° N
- Buenos Aires, Argentina: approximately 34° S
- Brisbane, Australia: approximately 27° S
While none of the cities listed are exactly at 20° south, Buenos Aires is the closest to this parallel.