The correct answer is (B) To open or pierce, as a keg of beer; to open and begin to use (bale, box, cargo, stores, etc.). To bring up or introduce a subject for discussion. Also, to veer or cause (ship) to veer and present its side to wind and waves.

Broach comes from Middle English broche, French broache, Latin broccus

Examples of use:

• She broached the subject of compensation tactfully. .
• He broached beer from the keg.