Final Answer:
Requests for transfers are discarded annually on **June 30**. If you wish to withdraw them, notify the appropriate assistant chief in writing.
The correct option is **D. June 30**.
Step-by-step explanation:
Requests for transfers are discarded on June 30. This means that any transfer requests received after June 30 will not be considered. The correct option is **D. June 30**.
1. **Annual Discard Date:** The statement indicates that transfer requests are discarded annually, and this happens on a specific date. The correct date is provided in option D, which is **June 30**. This is the crucial part of the answer, as it directly addresses the annual discard date.
2. **Withdrawal Process:** The second part of the statement mentions that if an individual wishes to withdraw their transfer request, they need to notify the appropriate assistant chief in writing. This information is relevant to understanding the procedure for withdrawing transfer requests.
In summary, the correct option is D, as it accurately identifies the annual discard date for transfer requests.