In the 1870s, began to investigate factory conditions.

Massachusetts

"In the 1870s, Massachusetts began to investigate factory conditions."

The industrial revolution completely changed Massachusetts in the 19th century. It transformed its economy, society, transportation, health and medicine.

Massachusetts is known as the "cradle of the American Industrial Revolution"

the answer is

hey there,

the three main types of greek temples are

1 - doric

2 - ionic

3 - corinthian

best of luck,

- i.a -