Premises : All film stars are playback singers. All film directors are film stars. Conclusion :I. All film directors are playback singers. II. Some film stars are film directors.

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Q: 123 (CAPF/2015)
Premises : All film stars are playback singers. All film directors are film stars. Conclusion :I. All film directors are playback singers. II. Some film stars are film directors.

question_subject: 

General Knowledge

question_exam: 

CAPF

stats: 

0,22,14,6,8,22,0

keywords: 

{'film directors': [0, 0, 0, 1], 'film stars': [0, 0, 0, 1], 'playback singers': [0, 0, 0, 1], 'premises': [0, 0, 0, 2]}

The question is based on a set of premises and asks us to determine the validity of two conclusions. Let`s analyze each option:

Option 1: Only I

This option states that only the first conclusion is valid. It means that it agrees with the conclusion that all film directors are playback singers. However, it does not consider the possibility that some film stars are also film directors. Therefore, this option is not correct.

Option 2: Only II

This option states that only the second conclusion is valid. It means that it agrees with the conclusion that some film stars are film directors. However, it neglects the first conclusion that states all film directors are playback singers. Therefore, this option is not correct.

Option 3: Both I and II

This option states that both conclusions are valid. It means that it agrees with the idea that all film directors are playback singers (conclusion I) and also acknowledges the possibility that some film stars are film directors (conclusion II). This option is correct.

Option 4: Neither I nor II

This option states that neither conclusion is valid. However, this contradicts the premises provided in the question. We can infer from the premises that all film directors are film stars, and therefore, some film stars are film