Context: The Renaissance era was from 1400 to 1600. It was characterized by greater use of instrumentation, multiple interweaving melodic lines, and the use of the first bass instruments. Social dancing became more widespread, so musical forms appropriate to accompanying dance began to standardize.

Question: When was the Renaissance era?
Answer: from 1400 to 1600

Question: What era was from 1400 to 1600? 
Answer: Renaissance

Question: The use of the first ass instruments occurred in what era?
Answer: Renaissance

Question: What became widespread in the Renaissance era?
Answer: Social dancing

Question: Musical forms for dance began to standardize during what era?
Answer: Renaissance