Q:Read the article and select the best answer. Article: A young man asked Albert Einstein, the great German scientist, "What the secret of success is.?" The scientist told him that the secret of success is hard work. A few days later the young man asked the same question again. Einstein was very _ . He did not say anything, but wrote a few words on a piece of paper. On it was written "A=X+Y+Z". "What does this mean?" asked the young man. "A means success," explained the old scientist, "X stands for hard work, Y for good method and Z means stop talking and get down to work." Question: "Y" stands for _ . Options: A: hard work B: great energy C: great success D: good method
A:
D