Answer:
The correct answer is option A
A.sensation
Explanation:
Sensation has to do with the physical feelings we have when we come in contact with an object.
Answer:There were many obstacles for building the First Transcontinental Railroad, including the Native Americans who sometimes actively impeded railroad construction, the many buffalo that inhabited the west, and of course the physical obstacles such as the rivers and canyons that had to be crossed and mountains that had to .
Hope this helps!!! Brainlist?
Answer: To make traveling easier, faster and efficient
Explanation: