Which Malaysian state, on the southernmost tip of the Asian mainland, is connected to the city-state of Singapore by two causeways across the narrow strait that separates them?

• A Melaka
• B Negeri Sembilan
• C Perak
• D Johor ✓

Johor is Malaysia's southernmost state, connected to Singapore by the Johor–Singapore Causeway (opened 1924) and the Malaysia–Singapore Second Link (opened 1998).