What is the name of the context clue used in the sentence "be certain to pack the condiments this time - the salt, pepper, catsup, mustard, and mayonnaise"

Direct explanation.

Explanation:

Context clues exemplify the clues or hints proposed by the author to assist the readers to understand the meaning of uncommon words or phrases. These clues provide an insight into the context either directly or in an indirect manner that assists the readers to decode the meaning and relate the meaning contextually. The context clue employed in this question is 'direct explanation' as the author has offered detailed description, once the reader decodes the meaning of the word 'condiment' which is the hint proposed by the author here. Thus, 'direct explanation' is the answer.