Pls help I am about to die cant figer out the answer

19.4: this environment is hot, the environment is all sand, there are many dunes and mountains in the gobi desert

19.3: this environment is extremely cold, most of the environment is grasslands, the region is also filled with mountains.

19.5: this environment is generally cold and dry, the environment here is grasslands everywhere, there are also bodies of water here

19.6: this environment has subtropical monsoon climate, the environment here is also grasslands, the region is boarders with mountains

19.7: this environment has wet and warm climate, the environment here is also grasslands, the region around here is full of extremely tall mountains

Hopefully this helped

The transcontinental railroad provided a means of fast transportation. it cut a 6 month trip into 6 days, created jobs for many people and encouraged immigration. the homestead act played a huge role in western expansion; it allowed settlers to begin a fresh start, and gave them land in exchange for their residence for up to five years and a small fee.