What happens as a result of Cassie's talk with her dad? O Cassie leaves Lillian Jean alone.
O Cassie beats up Lillian Jean in front of the school.
O Cassie tells Lillian Jean's friends her secrets.
O Cassie pretends to be friends with Lillian Jean.

probably the first one it is the only ethical one but there is 0 context so I have no idea who Cassie or Lillie is or their situation.

argumentative i feel like this best match it but it could judgmental to

i have identified the gerund in this sentence by writing it in all capitals.

gerund phrase: writing it in all capitals

gerund use: object of preposition