Ответьте на вопрос:
What new branch of engineering appeared in the 19th century?
In the 19th century due to the development of mathematics and science there appeared nuclear engineering.
In the 19th century the achievements in the fields of mathematics and science resulted in the development of space engineering.
Chemical engineering as a separate branch of engineering appeared in the 19th century.
In the 19th century the mechanical arts gave birth to mechanical engineering.