List \(K\) consists of seven numbers. Is the average (arithmetic mean) of the seven numbers negative?

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List \(K\) consists of seven numbers. Is the average (arithmetic mean) of the seven numbers negative?

(1) Four of the seven numbers in list \(K\) are negative.
(2) The sum of the seven numbers in list \(K\) is negative.

Answer: B

Source: GMAT Paper Tests