in} Ben and Peter, best friends since grade school, have sunk their life savings into developing a new line of grooming products for men. The two business partners are clear on their biggest problemthey desperately need to build awareness of the products. But they can't agree on the best means of achieving awareness. They've had long debates over the merits and costs of all types of advertising, social media, product giveaways, and more, and they're still not sure how to proceed. What does the contingency framework for choosing a decision model suggest they do? a) Use the garbage can model because problem consensus is uncertain and solution knowledge is uncertain b) Use the Carnegie model because problem consensus is uncertain and solution knowledge is certain c) Use the incremental decision model because problem consensus is certain and solution knowledge is uncertain d) Use management science because problem consensus is certain and solution knowledge is certain