HELPP now plsss I really need help

A) Freezing and expanding

Explanation:

"Physical weathering is caused by the effects of changing temperature on rocks, causing the rock to break apart. The process is sometimes assisted by water. ... Freeze-thaw occurs when water continually seeps into cracks, freezes and expands, eventually breaking the rock apart."

- This is an excerpt from an article; this is the link: https://www.geolsoc.org.uk/ks3/gsl/education/resources/rockcycle/page3561.html#:~:text=Physical%20weathering%20is%20caused%20by,is%20sometimes%20assisted%20by%20water.&text=Freeze%2Dthaw%20occurs%20when%20water,eventually%20breaking%20the%20rock%20apart.

a freezing and expanding

what is the purpose of the description in this passage from travels with charley?

to explain how he develops friendships with people

to show his fear of the man

to show that people in the bad lands are dangerous

to show the similarity between the man and the place