Much of the Sea-Level Rise in Atlantic Canada Can Be

Much of the sea-level rise in Atlantic Canada can be attributed to the melting of the Laurentide ice sheet.For what reason is this true?

A) The glacier is still melting and adding water to the oceans.
B) Water released from the glacier is thermally expanding.
C) Atlantic Canada is undergoing subsidence due to the positioning of the ice sheet.
D) The glacier changed global weather patterns.
E) The local continental shelf is uplifting due to the melting of the glacier.