Write an oz program that a houston resident to find all possible ways for drinking a coffee, handling groceries shopping, car fuelling, and/or having lunch. the resident can have coffee home or downtown at starbucks. then he/she intends to buy groceries, from kroger or h. e.b. store. then he/she has to fill up his/her car's tank with gas at either kroger gas station or h. e.b. gas station, depending on which groceries store he/she did shopping. however, if he/she decides not to do groceries, then he/she has to have lunch at a restaurant such as pappadeaux or olive garden, and fill the car's tank at the mobile gas station. the oz program you write has to model the previous specification. try to enumerate all possible ways to achieve these tasks.