The correct answer is B. Prevent unfair or deceptive bussines practice.
Consumer protection laws are designed to secure the consumer's rights. They are also in charge of ensuring fair trade and well informed marketplaces. The laws prevent fraud and unfair practices.
Options C and D are incorrect because it is the consumer's decision if he/she wants to spend a lot of money or buy unnecessary items. Option A is also incorrect because the Consumers Protection Laws are designed to protect the consumer from the business and not the business from the consumer.
To comport is to act a certain way, or carry yourself in a certain way. The greek root "port" means carry
The difference between a restrictive phrase and a restrictive clause can be determined if you break down the parts of speech. It is a clause if there is a subject and verb with a predicate. It is a phrase if there is a noun but no verb or a verb but no noun, and it does not have a predicate.