Which one of the following denotes a sequential electronic circuit that is used to store 1-bit of information?

Statement : Some letters are alphabets.

All alphabets are words.

Some letters are consonants.

Statement:

Some boat is ship.

Only a few ships are rocket.

Only helicopters are rocket.

Statement:

Each girl is boy.

Only a few girls are men.

Few girls are not women.

Conclusion:

Statements:

All trees are plants.

No plant is a flower.

Conclusions:

I.  Some plants are not flowers.

Statements: 

Only a few Portions are Cakes.

Only a few Cakes are Lights.

All Lights are Candle.

Statements:

Only a few Orange are Apple

Some Orange are not Mango

Some Mango are Pear

Conclusions:

Statements:

Only a few Cloud are Rain.

Some Rain are Rainbow.

Only Rainbow are Sky .

No rain is a Universe.

Statement: 

Some Sundays are Monday.

Only a few Monday are Tuesday.

All Wednesday are Tuesday.

Statements :         Some fathers are mother.

                                All mothers are son.

Statement:

Only a few Refugees are Soldiers.

Some Colonels are Soldiers.

Some Soldiers are Politicians.