A client asks the nurse to look at a mole located on the back. The client tells the nurse that the mole has changed from brown to black and enlarged in size. Which is the priority nursing action?

Encourage the client to keep checking the mole with a magnifying mirror.

Advise the client to see his healthcare provider (HCP) for immediate evaluation.

Offer to teach a family member how to monitor the skin around the mole.

Ask the client if he often spends time outside in the sun without a shirt.