What can we infer about the S&P 500?
A、It fell the fastest in 2000.
B、It fell the fastest in 2007.
C、It fell the fastest in 2009.
D、It fell the fastest in 2020.
A、It fell the fastest in 2000.
B、It fell the fastest in 2007.
C、It fell the fastest in 2009.
D、It fell the fastest in 2020.