Refer to Figure $2($b$).$ What is the value of Column V for Row $3$ resulting from running the following query?

SELECT C$1,$ C$2,$ SUM$($C$4)/$COUNT$($C$4)$ AS V FROM T$5$ GROUP BY C$1,$ C$2$ ORDER BY V DESC;

Question $19$ options:

$6\mathrm{.}0$

$4\mathrm{.}8$

$3\mathrm{.}0$

$2\mathrm{.}0$

None of the other choices