Diana was concerned that Erin was spreading false rumours about her on social media. She sent a message to Erin saying, "Next time I see you, you are dead." Erin became depressed and afraid to go out.

-Advise Diana as to her liability for the offence of assault occasioning actual bodily harm against Erin (s47 Offences Against the Person Act 1861).

-Assess the contributions of different sources of law to the rules that you have explained and applied in examining Diana's criminal liability.

I'm confused how to use ILAC here to anwser this question