Consider the following statements about the First Five-Year Plan in India:

1. It emphasized rapid industrialization by focusing on heavy industry and large-scale infrastructure projects.
2. Agriculture and community development were key areas due to the need for food security and rural upliftment.
3. The Plan succeeded in achieving its objectives and was followed by an increased focus on heavy industry in the Second Plan.
4. Foreign assistance played a crucial role in supporting projects under the First Plan.

Which of these statements are correct