Three statements are given followed by four conclusions numbered I, II, III and IV.
Assuming the statements to be true, even if they seem to be at variance with commonly
known facts, decide which of the conclusions logically follow(s) from the statements.
Statements:
Some bulbs are tubeilghts.
No tubelight is switch.
No bulb is watch.
Conclusions:
I. No watch is tubelight.
II. Some bulbs are switches.
III. Some tubelights are bulbs.
IV. No watch is bulb.

Options

A. Either Conclusion I or III follows.
B. Only Conclusion II and III follow.
C. Only Conclusion I and III follow.
D. Only Conclusion III and IV follow.

Answer

D