A question is given, followed by two statements labelled I and II. Identify which of the statements is/are sufficient/necessary to answer the question. Question: In a certain code language, ‘fire in mountain’ is coded as ‘si ph bo’. What is code for ‘fire’? Statements: (I) ‘mountain’ is coded as ‘bo’. (II) ‘ice and fire’ is coded as ‘si yu ca’.