Hercules C1 Grammar Quest

Which sentence demonstrates the subjunctive in a formal demand?

• Zeus demanded Hercules should return to Mount Olympus immediately.
• Zeus demanded that Hercules returned to Mount Olympus immediately.
• Zeus demanded that Hercules return to Mount Olympus immediately.
• Zeus demanded that Hercules returns to Mount Olympus immediately.

Explanation

Certain verbs (e.g., demand, insist, suggest) use the base form of the verb in that-clauses (the subjunctive): that Hercules return.