Monica Rambeau (Earth-6160)

Monica Rambeau AKA Spectrum joined a police academy at the age of 18 and was exposed to extra-dimensional energy at the age of 20 and at that age joined The Avengers. She is 4 years older than Miles.

Early Life
Not much is known about Monica besides the fact that she was born and raised in New Orleans, Louisana. Her mother, Maria Rambeau was a excellent seamstress. While her father, Frank Rambeau was a great fireman.

Origin
Monica was a police officer and a ship captain in the New Orleans Harbor Patrol. One fateful day, she found a criminal scientest creating a weapon that was a energy disrupting gun. She tried to stop the scientists and absorbed the extradimensional energy.and became a superhero.