In each of the questions below are given two statements followed by two conclusions numbered I and II. You have to take the two given statements to be true even if they seem to be a at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the statements disregarding commonly known facts.

Give answer a: if only Conclusion I follows.
Give answer b: if only Conclusion II follows.
Give answer c: if either Conclusion I or II follows.
Give answer d: if neither Conclusion I nor II follows.
Give answer e: if both Conclusions I and II follow.