World War 1 saw the introduction of the following technology EXCEPT
- tanks
- poison gas
- rifles
- airplanes

My answer is rifles.

Explanation: I mean rifles have been around long before World War 1. During World War 1 tanks, airplanes, and poison gas were pretty new.

workers of lowell mills were greatly benefited for the waltham type of work which was more a paternalist kind, trying to protect the integrity of this little girls coming from small farmers and providing an adequate place of work, this in an effort to avoid the issues of bad place conditions and immorality that the people in bigger industrialized cities of great britain were experimenting.

can you post options?