Which entry method is used for a restricted pattern at Dogface?

The correct entry method for a restricted pattern at Dogface is a straight-in from DLLTA. This method is typically used when the airspace is controlled and requires specific pattern entries for safety and efficiency. A straight-in approach allows pilots to approach the runway directly without unnecessary maneuvers, which is crucial when restrictions are in place.

When flying into a specific traffic pattern like Dogface, it's essential to understand the specified entry points and protocols in order to maintain safe separation from other aircraft and adhere to local air traffic control guidelines. The straight-in method from DLLTA is designed to streamline the approach, ensuring that pilots arrive at the runway efficiently while minimizing conflict with other air traffic.

In contrast, other options might suggest approaches that involve more complex maneuvers or entry methods that are not suitable under restricted conditions. For instance, initial approaches or crosswind entries might add unnecessary complexity and increase the risk of conflict with other aircraft, especially in closely controlled airspace. Thus, utilizing a straight-in from DLLTA is the most appropriate and safe choice for entering the restricted pattern at Dogface.