How was Carnegie able to build a monopoly? He put all of his money into iron mining.
No one else was involved in the steel industry.
He invested in new technology.

he put all his money into steel manufacturing

Explanation:

i think that's the right answer

He invested in new technology.

Explanation:

Just got it right on edg.

monitor contract compliance and results of forestry activities to assure adherence to government regulations.  

plan and supervise forestry projects, such as determining the type, number and placement of trees to be planted, managing tree nurseries, thinning forest and monitoring growth of new seedlings.  

establish short- and long-term plans for management of forest lands and forest resources.  

determine methods of cutting and removing timber with minimum waste and environmental damage.  

supervise activities of other forestry workers.

by the way there is no video here.

first representative government in british america called virginia assembly