Match the beach loss mitigation device to the correct description. Offshore wall, parallel or at an angle to the beach, to prevent the full force of waves from reaching a harbour. 2 2 1 V A pair of walls to protect the entrance to a harbour. Concrete or stone walls protruding perpendicular to the shore, to prevent longshore drift from removing sand. 1. Groynes 2. Jetties 3. Breakwaters 4. Seawalls

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A:

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