Final answer:
The private trouble implicated as a public issue in the poem "People You May Know" by Kevin Kantor is cyberbullying.
Step-by-step explanation:
In the poem "People You May Know" by Kevin Kantor, the private trouble implicated as a public issue is d) Cyberbullying. The poem explores the negative impacts of cyberbullying, which is a form of online harassment and can have serious consequences on the mental health and well-being of individuals. Cyberbullying is a public issue because it affects many people and requires societal attention and intervention to address and prevent.