I got another complicated math question for you.

Please see if you can help me figure it out. I just can't seem to.

It costs $2 to make a t shirt in Vietnam.

It costs $20 to make that same t shirt in West Virginia.

After you tariff Walmart 50%, and make that t shirt cost $3 in Vietnam.

Does Walmart:

A) Continue using the Vietnamese factory

B) Switch to West Virginia's factory

Please help.