Final answer:
Statement a and b indicate understanding, while statement c and d need further instructions.
Step-by-step explanation:
Statement a indicates that the client understands the information provided at the previous visit. The client acknowledges that their partner doesn't like using a condom but states that they still use one every time.
Statement b also indicates that the client understands the information provided at the previous visit. The client states that they are wearing sunscreen and needs to stay out of the sun while taking the medicine, showing an understanding of the potential sun sensitivity side effect of the medication.
Statement c indicates that the client needs further instructions. The client states that they know they can't get pregnant when they are having their period, which is incorrect. It is important to clarify that pregnancy can still occur during menstruation.
Statement d indicates that the client needs further instructions. The client states that they told one of their partners about getting tested for chlamydia but don't need to tell the other two. It is important to explain that it is crucial to inform all sexual partners about the possibility of having an STI, as it can help prevent further transmission.