A country's overall welfare effect of an import tariff will come down to...

a.

Production market distortion + consumption market distortion - change in the terms of trade

b.

Production market distortion + consumption market distortion + change in the terms of trade

c.

Government revenue - the production market distortion + change in the terms of trade

d.

Change in the terms of trade - production market distortion - consumption market distortion

e.

The difference between consumer surplus and producer surplus