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During a hockey game between a team from city A and a team from city B, the broadcaster mentions that the away team has won "7 consecutive meetings between the two teams played on nights with a full moon."
a. Is the broadcaster's comment based on observational or experimental data?
b. The current game is being played in city
Should Team A be concerned about the recent full moon trend?

A. The comment is based on experimental data because the broadcaster controlled one variable to determine the effect on another.
B. The comment is based on observational data because the broadcaster controlled one variable to determine the effect on another.
C. The comment is based on observational data because the broadcaster did not control when the teams played on nights with a full moon.
D. The comment is based on experimental data because the broadcaster did not control the outcome of a game played on a night with a full moon.