A scientist makes the following claim: Claim: Increasing average global temperatures are causing increases in the number of severe flooding events worldwide.
What other data, in addition to the chart "Severe Flooding Events Worldwide," does the scientist need to support this claim?

A
data showing that average global temperatures increased between 1980 and 2014

B
data showing that average global temperatures increased before 1980

C
data showing that average global temperatures decreased after 2014

D
data showing that average global temperatures decreased between 1980 and 2014