Which annual garden party, held in the grounds of a Chelsea hospital since 1913, is the most prestigious flower show in the world?

• A Chelsea Flower Show ✓
• B Hampton Court Flower Show
• C Tatton Park Flower Show
• D Malvern Spring Show

The RHS Chelsea Flower Show takes place on the grounds of the Royal Hospital Chelsea each May, attracting royalty, designers, and over 150,000 visitors.