A) Plant varieties used as food by some are used as ornamentals byothers.
this is little trappy since its saying that some plants are for food and some plants are ornamental,but what this choice actually means is that the same palnts are used for food by some are used as ornament by others and this theory is incorrect. as food palnts used for ornamental use is not the purpose of the changes.
(B) The wholesale prices of a given crop decrease as the supply of it increases.
out of scope (C) Crops
...
this is little trappy since its saying that some plants are for food and some plants are ornamental,but what this choice actually means is that the same palnts are used for food by some are used as ornament by others and this theory is incorrect. as food palnts used for ornamental use is not the purpose of the changes.
(B) The wholesale prices of a given crop decrease as the supply of it increases.
out of scope (C) Crops
...



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