I love this song by Lady Gaga. Would you ________ the TV a bit, please? I can't hear it clearly.
A:turn on
B:turn off
C:turn up
D:turn down
小华双休日想帮妈妈做下面的事情:用洗衣机洗衣服要用20分钟;扫地要用6分钟;擦家具要用10分钟;晾衣服要用5分钟。她经过合理安排,做完这些事情至少要用____分钟。