According to the Non-Speciesist Utilitarian Test (NSUT), an Experiment on a Nonhuman

According to the non-speciesist utilitarian test (NSUT) , an experiment on a nonhuman animal is justified

A) if and only if it generates more benefit than harm on balance than all other options.
B) if and only if equal interests are considered equally no matter who has them.
C) if and only if it generates more benefit than harm on balance than all other options and equal interests are considered equally.
D) under no conditions whatsoever.