In this question, a statement is followed by assumption I and II. You have to consider the statements to be true even if they seem to be at variance from the commonly known facts. You have to decide, which of the following assumptions logically flows from the given statement.
Statement. Only good singers are invited in the conference. No one without sweet voice is a good singer.
Assumption I: All invited singers in the conference have sweet voice.
Assumption II: Those singers who do not have sweet voice are not invited in the conference. 

• Only I follows

• Neither I nor II follows

• Both I and II follow

• Both I and II follow

• Only Assumption I is implicit

• Only Assumption II is implicit

• Both Assumptions I and II are implicit

• Both Assumptions I and II are implicit

• For a long life-span grow hybrid plants

• Fungus attacks hybrid plants

• Yield is more in hybrid plants

• Yield is more in hybrid plants

4.

Consider the given statement/s to be true and decide which of the given conclusions/assumptions can definitely be drawn from the given statement.
Statement: Poverty is a symptom as well as a consequence of social disorder.
Assumptions: I. Poverty is a type of social order
                       II. Poverty is related to social order

• Only assumption I is correct

• Only assumption II is correct

• Both assumptions I nor II are correct

• Both assumptions I nor II are correct