The figures, I, II and III are parts of a sequence. Which one of the following options comes next in the sequence is IV?

If '→' denotes increasing order of intensity, then the meaning of the words [drizzle → rain → downpour] is analogous to [ ______ → quarrel → feud].

Which one of the given options is appropriate to fill the blank?

Statements:

1. All heroes are winners.

2. All winners are lucky people.

Inferences:

I. All lucky people are heroes.

II. Some lucky people are heroes.

III. Some winners are heroes.

Which of the above inferences can be logically deduced from statements 1 and 2?

A duck named Donald Duck says “All ducks always lie.”

Based only on the information above, which one of the following statements can be logically inferred with certainty?