Table:
text: 3CS
Saturday schedule
Saturday schedule
Time_ Show_Name Local_Networked Ad_Freq News_Freq
6:00am–8:00am Burke`s Backyard Networked (from Sydney) 20 Minutes 60 Minutes
8:30am–10:00am Saturday Morning Sports Show Local 20 Minutes 60 Minutes
10:00am–12:00pm Off The Bench Networked 15 Minutes 30 Minutes
12:00pm–12:00am AFL Networked (from Melbourne) During quarters N/A
12:00am–6:00am Jukebox Saturday Night Local 20 Minutes 60 Minutes

Question: What is the 3CS Local/Network with a 15 minute advertising frequency on Saturday?

Question: How often is Show Off The Bench shown on 3CS Saturday programming?