Dominique Reins has just been hired at We Fix it Dental Center. As part of the orientation package, Dominique must select an employer insurance plan. Dominique is approaching $40$ years old and has one young child. Dominique wants a medical plan where she has the flexibility to select her own physician and not be limited to the network group. Which plan is the best option to meet Dominique's needs?

a$.$ Fee$-$for$-$service plan

b$.$ High deductible health plan $($HDHP$)$

c$.$ Health maintenance organization $($HMO$)$

d$.$ Preferred provider organization $($PPO$)$