If Rony has passed out of the Business Administration Discipline at KU as a BBA after 2008 , then he was required to take Economics. The statement above can be logically deducted from which of the following ?

Before 2008 , Economics was not a required course in that discipline at KU.

Every student who took Economics in that discipline graduated after 2008

No student who took Economics in that discipline graduated after 2008 .

All students graduating from that discipline after 2008 were required to take Economics