Which of the following options best combines the given sentences?
My uncle was 40 years old. He was injured in a foundry accident.
1
At the age of 40, my uncle was injured in a foundry accident.
2
At the age of 40 years old, my uncle was injured in a foundry accident
3
My uncle for 40 years age, he was injured in a foundry accident.
4
My uncle, at 40 years old, injured in a foundry accident