In Which of the Following Cases Is a Motivation Test

In which of the following cases is a motivation test used to establish the employee's motive?

A) An employee commits a tort to promote the principal's business outside work premises.
B) An employee commits an intentional tort against another employee on work premises.
C) An employee commits an unintentional tort that helps promote the principal's business.
D) An employee assaults another employee due to personal reasons.