What about sinkholes?

Sinkholes are cavities in the ground that form when water erodes an underlying rock layer. ... The second type forms when water dissolves the rock underneath soil and creates an underground chasm. Without rock to support it, the soil layer collapses and creates a hole on the surface.Sep 20, 2020

Explanation: just learning the history of this scares me(lol)

hope this helped, if not HMU and I will get u a better answer

-Have a great day! :)

the question concerns exactly this part of the speech:

i am not now thinking of the loss of property involved, immense and serious as that is, but only of the wanton and wholesale destruction of the lives of non-combatants, men, women, and children, engaged in pursuits which have always, even in the darkest periods of modern history, been deemed innocent and legitimate. property can be paid for; the lives of the peaceful and innocent people cannot be.

president wilson talks about the lives of people destroyed by german army. but these people are not americans, they are the local people living in europe. the president mentions the barbarity of germans, considering that he is not targeting the nation, instead it is said about german army. the correct answer is the last one.

i cannot see any of the options