A) They made a new improvement spinning and waving the coal on machines
B) it helped by using it power to smelt iron and steel
C)Pump out deepening mines so that more and more power to keep the machines running
Answer:
I believe the answer is C.
Hope This Helps! Have A Nice Day!!
Explanation:
In may 2017 another nearby tunnel of waste partially caved,in sending the Hanford site into emergency lockdown.The partial collapse of tunnel 1 led to the federal investigation and decision to seal up both tunnels with grout.
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Answer: you did not provide the text
Explanation: