1) what is this? a) Mountain b) Canyon c) Valley d) Delta e) Plateau 2) Which is a valley? a) b) c) d) e) 3) What shape do Deltas form? a) hexagon b) pentagon c) triangle d) square e) rectangle 4) which is made by wind a) b) c) d) e) 5) which is a canyon a) b) c) d) e)

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