1. 

Statements: All mangoes are golden in colour. No golden-coloured things are cheap.

Conclusions:

I.  All mangoes are cheap.

II. Golden-coloured mangoes are not cheap.

A. Only conclusion I follows
B. Only conclusion II follows
C. Either I or II follows
D. Neither I nor II follows
E. Both I and II follow

Answer: Option B

Explanation:

Clearly, the conclusion must be universal negative and should not contain the middle term. So, it follows that 'No mango is cheap'. Since all mangoes are golden in colour, we may substitute 'mangoes' with 'golden-coloured mangoes'. Thus, II follows.