Neither. Dormant and recessive are not synonyms because their definitions are not similar, nor are they antonyms because they aren't opposites, either. Dormant means to sleep. Recessive refers to a trait that is usually masked by a dominant trait.
Hope that answered your question.
Answer: shift
Explanation:
Based on the information given, the rhetorical technique used is shift. It should be noted that a rhetorical shift occurs when the tone or the style of a speakers or a writer is being altered. A rhetorical shift is a can be signalled when transition words such as however, then, or but are used.