Which statement about john roebling is true?

1. he developed an inexpensive process for making steel.

2. he built sculptures out of steel to decorate central park.

3. he invented a way to spin steel wire into strong cables.

4. he designed the world's first steel-framed skyscrapers.

branlyist and 10 points

Confucius tried to restore ancient Chinese values by making the government better. This is a system of departments and agencies for running the government. He also worked on the importance of family relationships, he thought, were the most important. Confucius stressed that children should practice filial piety.

Explanation: