Need answer in the next 20 minutes with breif explantion.Please!

The address 47:20:1B:2E:08:EE is sent out across the line left to right, byte by byte - each byte being sent right to left bit by bit left to right, byte by byte - each byte being sent left to right bit by bit right to left, byte by byte - each byte being sent right to left bit by bit right to left, byte by byte - each byte being sent left to right bit by bit