Answer: direct marketing
Explanation: In simple words, promotional mix refers to the set of tools and methods that an organisation uses for its promotional purpose with the ultimate objective of attracting customers and increasing sales.
The promotional mix provides various alternatives that an organisation can use for promoting their brand. Sometimes the firm uses only one tool and sometimes they uses each tool to some extent.
Direct marketing is also an element of promotional mix and involves doing marketing activities directly to the potential customer without any middleman.