Answer:
Value-expressive influence
Step-by-step explanation:
Value-expressive influence is defined as a type of reference group influence in which Brand/product decisions are made to enhance image; a particular brand shows others what he/she is or would like to be.
Note that a Reference group is defined as an actual or imaginary group or group conceived of having significant relevance upon an individual's evaluations, aspirations, or behaviour.
The reference group Unite have a value-expressive influence on Abigail.