Answer:
A. 6 kg.
Explanation:
We have been given that James went to the Ashville County Fair. A watermelon that weighed 6,000 grams won a prize for being the largest watermelon at the fair.
To find the weight of watermelon in kilograms we will divide the weight of watermelon by 1000 as 1 kg equals to 1000 grams.



Therefore, the watermelon weigh 6 kilograms and option A is the correct choice.