Walter is planning a trip to Morocco. He is trying to decide which cities he would like to visit while he is there. The table below shows some possible cities Walter could visit, along with the amount of money he expects to spend on food, lodging, travel, and similar expenses for each city. All prices are given in Moroccan dirham (MAD). CityCost (MAD)Tangier610Casablanca466Agadir950Rabat927Oujda683Fes478Marrakech965Kenitra778Walter’s original itinerary included trips to Marrakech, Fes, Kenitra, and Oujda, but because he only has a budget of MAD 2,500, he must alter his plans to be more affordable. Which of the following itinerary changes will allow Walter to stay within his budget? (Consider each option individually, rather than as a group.)I. Replace Kenitra with Tangier and Oujda with Casablanca.II. Drop Fes.III. Replace Marrakech with Casablanca.a.I and IIb.II and IIIc.III onlyd.None of these will put Walter under budget.