What is tom's dilemma when he is embraced by mayella?

Tom's dilemma when he is embraced by Mayella is that he is a black man living in a racially divided society where any interaction with a white woman, especially physical contact, can be misconstrued and lead to severe consequences for him due to the deeply ingrained prejudices of the time. Tom knows that being embraced by Mayella could result in false accusations and putting his life in danger.