The correct option is A 670
Given,
Total number of goal scored by Messi = 804
Average goal scored by Messi
= 1.2
Let's assume that total number of matches played by Messi is x.
We know that,
Average number of goal scored
= Total number of goals scoredTotal number of matches played
⇒804x =1.2
⇒x=8041.2
⇒x =670