How Is a Worm Different from a Trojan

Multiple Choice

How is a worm different from a Trojan?

A) A worm reproduces itself on the same computer,whereas a Trojan attempts to spread through the network.
B) A worm gathers information and transmits to a server,whereas a Trojan hides and then spreads through a network.
C) A worm spreads through a network,whereas a Trojan hides inside another program.
D) A worm prevents a device from functioning until a ransom is paid,whereas a Trojan gathers information and transmits it to another device.