We talked about four major management functions. Olivia is using the four functions to manage her restaurant. Which of the management functions does each of the following examples show? You don't have to rewrite the sentence again. Please give your answer for each blank.$$

$(1)$ Olivia talks with her employees to understand their needs and find ways to motivate them. This example is related to $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_$ function.$$

$(2)$ Olivia selects a head chef who will supervise her restaurant's cooks. This example is related to $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_$ function.$$

$(3)$ Olivia is thinking about the type of restaurant to open in her hometown. This example is related to $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_$ function.$$

$(4)$ Olivia checks the quality of foods by inspecting, tasting, and making the necessary corrections. This example is related to $\_\_\_\_\_\_\_\_\_\_\_\_$ function.$$