According to in the article "What is strategy and how do you know if you have one?" by Costas Markides, a company must decide on three main issues. Which of the following is not one of them? a. How it will go about achieving all this - what activities it will perform and what activities it will not perform b. What products or services it will offer its chosen customers and what it will not offer them c. When it will start performing performance-driving activities d. Who will be its targeted customers and who it will not target