When we run Wireshark, we run it in what is known as promiscuous mode. Search Google to choose the correct description of promiscuous mode.

Question $5$ options:

a$)$

shows us unencrypted data in the clear

b$)$

all the LAN devices "listen" to the data to determine if the network address included in the data packet is theirs. If it isn't, the packet is passed to the next LAN device until the device with the correct network address is reached

c$)$

filters only the packets we want to see

d$)$

allows a network device to intercept and read each network packet that arrives in its entirety