ACI Dealing Certificate (#301)

If you sell USD 3-month forward to a client against EUR, what should you do to hedge your position?

Buy a 3-month EUR/USD outright forward
Buy USD spot, and sell and buy a 3-month EUR/USD FX swap
Sell EUR/USD in the spot market, lend EUR for 3 months and borrow USD for 3 months
Sell EUR/USD in the spot market, borrow EUR for 3 months and lend USD for 3 months