Answer:
Correct answer is C ( Strong winds that have been blowing for a long time with a long fetch)
Step-by-step explanation:
The size of a wave for surfing depends on the speed of wind it means if the speed of wind will larger(Strong wind) then it will form a larger wave. Best surfing wave also depends on duration for which wind blows, if wind blow for long time then it will create larger wave which is suitable for surfing . waves ideal for surfing also depends on fetch it means if wind affect the larger area then a larger wave will be created which is suitable for surfing.