Maria is a PPO (preferred provider organization) subscriber and received care from an out-of-network provider. Which of the following is the likely result?
a. Maria is fully covered for the out-of-network care.
b. Maria must pay the full cost of out-of-network care.
c. Maria is eligible for partial reimbursement for out-of-network care.
d. Maria is exempt from any additional costs for out-of-network care.