One way to prevent patients from forgetting future appointments is to

Booking patients more than two weeks in advance may lead to them forgetting the appointment over time. Options A, B, and D do not directly address the issue of patients forgetting appointments. Daily calls may also be considered intrusive and inconvenient for patients. Sending reminders via email allows for a gentle reminder without being too invasive, but it may not be enough time to prevent forgetfulness. Similarly, only booking on weekends may not give the patient enough time to prepare for the appointment. Therefore, limiting appointments to not more than two weeks in advance allows for a reasonable amount of time for patients to prepare and reduces the risk of forgetfulness.