Usually the Steps That a Firm Takes to Penetrate a New

Usually the steps that a firm takes to penetrate a new market are:

A) make an alliance with a firm already in the new market and then buy that firm.
B) hire a firm already in that market to advise on entering the new market and then enter the market with new products.
C) sell their products in the new market and then produce their products in the new market.
D) sell existing products in the market and then create new products for the market.