Answer:
D.Roosevelt negotiated with Nicaragua and Colombia to build the canal.
<h3>Explanation:</h3>
He firmly believed in expanding American power in the world. To do this, he wanted a strong navy. And he wanted a way for the navy to sail quickly between the Atlantic and Pacific Oceans. Roosevelt decided to build that waterway.
Is the option to your answer
Shortage of supplies contributed to delays in construction for the central pacific railroad
<h3>Why rail road important?</h3>
There are different transport system and rail road is an example of a means of transportation.
It can be used in moving heavy goods and belonging from a far distance.
Inadequate material for construction of the road led to the delay.
Therefore, shortage of supplies contributed to delays in construction for the central pacific railroad.
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Mostly all the the brass intruments and the piano
