Answer: First option is correct.
Step-by-step explanation:
Since we have given that
Number of pieces of candy = 252
Number of ounces jar is it = 14
We need to find the number of pieces of candy should be there in the jar per ounce.
So, it becomes
Number of pieces of candy per ounce is given by

Hence, there are 18 pieces of candy per ounce in the jar.
Therefore, First option is correct.