Final answer:
The piece of music "For unto us a child is born" is from the period of Baroque music.
Step-by-step explanation:
The piece of music "For unto us a child is born" is from the period of Baroque music.
In the arts, the period of Baroque music spans from approximately 1600 to 1750. It is characterized by ornate and extravagant compositions, elaborate melodies, and the use of musical techniques such as polyphony and counterpoint.
"For unto us a child is born" is a movement from Handel's oratorio Messiah, which was composed in 1741 during the Baroque period. It is a choral piece that celebrates the birth of Jesus Christ.