What conclusion can be drawn from the passage about both the sand dunes and salt marshes ofPrince Edward Island?
A.They have never been used.
B.They were once used but have long since been abandoned.
C.They have been used continuously since the island was first settled.
D.They were long unused but have recently been exploited.
A.They have never been used.
B.They were once used but have long since been abandoned.
C.They have been used continuously since the island was first settled.
D.They were long unused but have recently been exploited.
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Hóa Học lớp 12
