Which statement seems more likely?
Chuan-qi would have been difficult to learn and perform because they could be as many as 30 to 50 (or more) acts in length.
Chuan-qi would have been easy to learn because actors didn't have to worry about changing meters and rhyme schemes.
1 answer
The statement "Chuan-qi would have been difficult to learn and perform because they could be as many as 30 to 50 (or more) acts in length" seems more likely.