Final answer:
The figurative language used in the statement 'my mouth is always the reason I get in trouble' is personification.
Step-by-step explanation:
The figurative language used in the statement 'my mouth is always the reason I get in trouble' is personification. Personification is a type of figurative language that attributes human characteristics or actions to non-human things. In this case, the mouth is being personified as the cause of trouble. The author is using this metaphor to suggest that their tendency to speak without thinking leads to negative consequences.