Since many people is plural, so there isn't only one person, but many of them, the verb also has to be plural. So, the correct answer is A) have.
Answer:
It would help build your credit score.
Explanation:
Making small purchases and paying off your payments is one of the best way to build your credit score, especially at a young age. If you are at least 18, I would recommend getting a credit card so that when you get older, you will have a good credit score to get loans for a car or even a house.
superman hes the most common