Who ordered the order ID CA-2011-118976 from the East region?
Who refers to "Customer Name"
SELECT DISTINCT T2.`Customer Name` FROM east_superstore AS T1 INNER JOIN people AS T2 ON T1.`Customer ID` = T2.`Customer ID` WHERE T1.`Order ID` = 'CA-2011-118976' AND T2.Region = 'East'