registered trademarks has an important impact on their protection. The full and proper use of registered trademarks in commercial activities and its due role are related to the maintenance of the exclusive right to use registered trademarks and the level of protection of registered trademarks. As for the use of registered trademarks, Article 3 of the Implementing Regulations of the Trademark Law stipulates that the use of trademarks mentioned in the Trademark Law and its Implementing Regulations includes the use of trademarks in commodities, commodity packages or containers and commodity trading documents, or the use of trademarks in advertising, exhibitions and other commercial activities. Accordingly, the answer to this question is ABCD. The e option is for public welfare, so the e option is wrong.