The best answer is definitely Option 3: Rest the injured area until it's healed. The reason is that because if you keep exercising in the condition, it will make the pain worse and may cause a strain or swell.
Injuries are dangerous to the body and need to be treated so that the area recovers as quickly as possible. A muscle injury requires a rest for the area to recover. In the case of Janet, who suffered an injury while working, ideally she should stop her training and rest the injured area until healing. This prevents the injured area from having to do physical exertion and developing larger, more difficult to care for problems. For this reason, we can state that, among the options given in the question above, "Rest the injured area until it heals" is the best answer to your question.
Claim to fame: Michelin star awardee for Junoon (his restaurant) and host of MasterChef India. Born in Amritsar, Vikas Khanna is known to develop his own recipes from a very young age. Khanna often shares that it was his grandmother who became his first guide in the world of culinary arts.