He began his career as a child actor for Metro-Goldwyn-Mayer, notably appearing in the musical Seven Brides for Seven Brothers (1954).
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: List the MITRE techniques contained in the text. ### Input: He began his career as a child actor for Metro-Goldwyn-Mayer, notably appearing in the musical Seven Brides for Seven Brothers (1954). ### Response: .