Final answer:
The state bird of Maryland, famed for its orange and black colors and termed the firebird, is the Baltimore Oriole. It's notable for its ecological role and connection to the city of Baltimore's name origin.
Step-by-step explanation:
The state bird of Maryland, known for its striking orange and black plumage and also referred to as the firebird, is the Baltimore Oriole (option A). This bird is easily identifiable by its bright colors, which resemble the coat of arms of the English Baltimore family, from which the Maryland city of Baltimore gets its name. The Baltimore Oriole is not only an important symbol of Maryland but also contributes to the local ecosystem by eating insects and pollinating flowers.