Mega-mart suspects roberta of shoplifting, solely because she is dressed differently than their typical customer, so store officials detain her. they find nothing improper in roberta's belongings. roberta most likely will file a lawsuit against mega-store.

The correct word that fills the word is:

Mega-mart suspects Roberta of shoplifting, solely because she is dressed differently than their typical customer, so store officials detain her. They find nothing improper in Roberta's belongings. Roberta most likely will file a Penal lawsuit against Mega-store.

Explanation:

In any case where a person is accused of thief, if it is false the accusation, the person can file a penal lawsuit, with the charge of injury, where the person search to clean his/her name and to obtain the respective apologies by, in this case, the store officials, the case could be worse if the employments don't want to accept their fault, because the process would point to the maximum penalty in the case to be guilties.