Read these sentences. Beach safety is important during the midst of summer heat. Bringing enough water and applying plenty of sunscreen is crucial to enjoying the weather without worry. However, the first mistake most beachgoers make is bringing too many items, which will cause heat exhaustion before any time has been spent enjoying the sand and sun at the beach. Remember to bring only the most important items, leaving unnecessary toys, accessories, and items at home or in the car.

Which of the following correctly uses a punctuation mark to indicate that the underlined section has been omitted?

A.
However, the first mistake most beachgoers make is bringing too many items: Remember to bring only the most important items, leaving unnecessary toys, accessories and items at home or in the car.
B.
However, the first mistake most beachgoers make is bringing too many items—Remember to bring only the most important items, leaving unnecessary toys, accessories and items at home or in the car.
C.
However, the first mistake most beachgoers make is bringing too many items...Remember to bring only the most important items, leaving unnecessary toys, accessories and items at home or in the car.
D.
However, the first mistake most beachgoers make is bringing too many items; Remember to bring only the most important items, leaving unnecessary toys, accessories and items at home or in the car.