Answer: Option B
Explanation: In simple words, commercial fitness facility refers to the gymnasiums an other such facility centers where individuals can go and work out for a better health and fitness. In house training refers to the knowledge that an employee gains while working for an organisation.
Employees working in such facility centers have the advantage to learn new techniques and exercises while working and getting paid. These facilities core operations relates to training their clients and making them more healthy thus they have to train their employees properly so they can handle the clients.
While doing so employee would get an in house training for the work that he or she is going to perform in the future,