Which sentence shows correct comma usage? A) "I told you to load the dishwasher before you play video games," he yelled from the kitchen to Trey's bedroom. B) "I told you to load the dishwasher, before you play video games" he yelled, from the kitchen to Trey's bedroom. C) "I told you, to load the dishwasher before you play video games," he yelled from the kitchen to Trey's bedroom. D) "I told you to load the dishwasher before, you play video games," he yelled from the kitchen to Trey's bedroom.