Final answer:
The statement about mobile apps like rewards4you utilizing social media elements to benefit customers and businesses is true. these apps offer special deals and allow businesses to extend their promotion through social networks.
Step-by-step explanation:
The statement that mobile apps, like rewards4you, engage users by combining the most basic elements of social media and that these apps are a great benefit to both customers and businesses is true. These apps often use social media mechanisms to increase user engagement, offering special deals to customers while simultaneously providing businesses a platform to expand their reach. By becoming a part of a user's social network, businesses can extend their promotion to the friends of the user, harnessing the power of word-of-mouth marketing in a digital format. This form of promotion works effectively as seen in various types of social media, where becoming a 'fan' or 'friend' of a brand can lead to receiving product updates and special deals, enhancing online and real-world consumerism, and building brand loyalty.