Price elasticity of demand — practice question

Which product shows the lowest price elasticity of demand? (table: price rises by (%) / quantity demanded falls by (%))

• Aprice rises by 0%; quantity demanded falls by 10%
• Bprice rises by 5%; quantity demanded falls by 5%
• Cprice rises by 10%; quantity demanded falls by 5%
• Dprice rises by 10%; quantity demanded falls by 0%