What are two of the three separate control groups that handle ship-to-shore movement?

In the context of amphibious operations, understanding the various control groups that manage ship-to-shore movement is essential for coordinating logistics and ensuring successful operations. The correct answer identifies TACGRU and TACLOG as two of the three separate control groups involved in this process.

TACGRU, or the Tactical Group, is responsible for overseeing the tactical aspects of the amphibious operation, including managing the maneuvering of forces from the ship to the shore. This group ensures that the troops are deployed effectively and any tactical support required is provided during the transfer.

TACLOG, which stands for Tactical Logistics, focuses on the logistical elements necessary to support the amphibious operation. This group works on ensuring that supplies, equipment, and other logistical needs are met during the ship-to-shore movement, facilitating the sustained operations of the embarked forces.

Both of these groups work in conjunction with the third control group, which is not included in the answer but plays a critical role in overall coordination. Understanding the functions of these groups is crucial for successful amphibious operations, as effective communication and coordination among them are key to overcoming the challenges associated with transitioning from maritime to land operations.