Answer: B. 12%
Explanation:
Given : The number of calories in the sandwich = 460
Amount of saturated fat = 6 grams
Since there are 9 calories in 1 gram of fat .
So , Number of calories in 6 grams of fat = 6 x 9 = 54 calories
Now , the percentage of Calories from saturated fat in this choice:

Hence, the percentage of Calories from saturated fat in this choice is 12%.
So , the correct option is B. 12%