Which one among the following pairs of type of firm and feature is not correctly matched?

Which one of the following is not correctly matched with the standardization marks related to consumer protection?

Which one of the following statements for a firm's equilibrium in Perfect Competition is not correct?

Which one of the following central features is not associated with Capitalist Economy?

Which of the following is not an economic activity?

Which one of the following is an example of a price floor?