Answer:
b) profit percentage gained on a product
Explanation:
A full amount is 100%.
a) A discount can be at most 100%. Then the item is free. A discount cannot be more than 100%.
b) Profit can be any percentage of the cost, so it can be 150%.
c) A score of 100% means all questions were answered correctly. A test score can be at most 100%.
d) All the votes are 100% or the votes. There cannot be more than 100% of the votes.