Write the AddressList method newBusiness. This method searches addresses for an existing business with an identical address (i. e. an address object for which street matches st and number matches no). If this is found, then the method updates the item in the list to an address with name nm, street st and number no. If no entry with a matching street and number exists, then the method adds a new address to the end of the list with name nm, street st and number no. The method should return the index on Addresses where the address has been updated or added.

Required: 1-a. the marketing manager argues that a $5,000 increase in the monthly advertising budget would increase monthly sales by $9,000. calculate the increase or decrease in net operating income. 1-b. should the advertising budget be increased ? yes no hintsreferencesebook & resources hint #1 check my work 8.value: 1.00 pointsrequired information 2-a. refer to the original data. management is considering using higher-quality components that would increase the variable expense by $2 per unit. the marketing manager believes that the higher-quality product would increase sales by 10% per month. calculate the change in total contribution margin. 2-b. should the higher-quality components be used? yes no