Explanation:

- Option 1: 1953

- Not correct for the Great Leap Forward.

- This was a period of economic recovery post-Chinese Civil War.

- Focus was on land reforms and collectivization.

- Option 2: 1958

- Correct Answer for the Great Leap Forward.

- It was an initiative led by Mao Zedong to transform China into an industrial society.

- Aimed at rapid industrialization and collectivization.

- Option 3: 1978

- Not the year of the Great Leap Forward.

- Important for China’s economic reforms initiated by Deng Xiaoping.

- Marked the beginning of opening up the economy.

- Option 4: 1991

- Not related to the Great Leap Forward.

- Marks the aftermath of economic reforms and further opening.