Statement: Calamities strike India as a regular event to remind us that unless we are well prepared and equipped to meet the onslaught, the devastation in terms of death and destruction would remain high and harrowing. Conclusions : I. India is struck by floods every few year. II. Cautious steps require scientific expertise.

• if only conclusion I follows
• if only conclusion II follows
• if either I or II follows
• if neither I nor II follows, and