Answer:
a
Explanation:
Blogs are a good medium that can be used by firms to disseminate information about their goods and services.
Blogs are also a good way to gather information about the perception of consumers to a company's goods and services
A company can make use of blogs to disseminate positive information about their goods and services by creating a company sponsored blog and post blogs with useful information. It would be and advantage if key personals in the firm frequently write a blog post about the firm e.g. the values and vision of the organization.