Custom output based on dropdown selection

{note}{formmenu: default=Option 1; Option 2; Option 3; name=choices}{endnote}
{mapping=["Option 1":{import:/snippet1},"Option 2":{import:/snippet2},"Option 3":{import:/snippet3}]}
{output=mapping[choices]}
{=output}

Invoice Number: {formtext: name=invNum}
Product Code: {formtext: name=itemNum}
Freight Handling Code: {formtext: name=FH Code}
Total Credit: {formtext: name=credAmount}
Quantity Received Damaged: {formtext: name=Qty Damaged}
Lot Number Damaged: {formtext: name=Lot # Damaged}
Signed POD Available: {formtext: name=Y/N (Attach to email)}
Pictures of Damages Available: {formtext: name=Y/N}
Additional Comments: {formparagraph}