Final answer:
The statement is True. ALERTORDs provide information for detailed planning necessary for deploying forces.
Step-by-step explanation:
The subject of this question is Social Studies and it is suitable for High School students.
The question is asking whether the statement 'ALERTORDs describe the COA to allow the supported commander and JPEC to begin or continue detailed planning necessary to deploy forces' is true or false.
The correct answer is True. ALERTORDs, or Alert Orders, are indeed used to provide the necessary information for the supported commander and the Joint Planning and Execution Community (JPEC) to start or continue planning for the deployment of forces.