How could noise from building sites be alleviated if Brisbane adopted daylight saving
A．If daylight saving was adopted, the daytime would be prolonged and the night would become quieter.
B．If daylight saving was adopted, the working hours during the daytime would be shortened while the night would be extended and thus quieter.
C．If daylight saving was adopted, the night would be shortened and thus quieter.
D．If daylight saving was adopted, both the daytime and the night would be shortened and the noise would be reduced.