Charlie is a 14-year-old boy who has been diagnosed with rhabdomyosarcoma, a cancer of the soft tissue that has manifested as a tumor in the orbit of his left eye (the area around his eye). He is considered stage I, because it is located in what is assessed as a "favorable area" and hasn’t metastasized to distant parts of his body.

True, the stage of rhabdomyosarcoma in the case of Charlie is stage 1.

Explanation:

Rhabdomyosarcoma a common malignant tumor affecting children.  

Based on the TNM (tumor, nodes, metastasis) classification of tumor stages, rhabdomyosarcoma is said to be in stage 1 if the tumor has started or located at a favorable site like,  

At this stage, the size of the tumor can vary. It can grow and spread or metastasize to nearby areas but cannot to distant areas.