Final answer:
Retaining legal counsel means that Albert has hired a lawyer to represent him. This is a part of one's legal rights, which are also reflected in the Miranda Warning, to assure fair representation in the legal system.
Step-by-step explanation:
When it is said that Albert has retained legal counsel, it means that he has hired a lawyer to represent him in legal matters. This is a fundamental right highlighted by the Miranda Warning, ensuring that individuals have the right to an attorney and can benefit from professional legal assistance. If a person cannot afford an attorney, the legal system must provide one.