Which answer choice correctly distinguishes among the three pieces of data? Piece of data 1 has no footer, but it does have an IP address. Piece of data 2 has no headers. Piece of data 3 has a footer. 1 is a packet, 2 is data, 3 is a frame. 1 is a segment, 2 is a bit, 3 is a packet. 1 is data, 2 is a bit, 3 is data. 1 is a frame, 2 is a bit, 3 is a switch.