the answers to this is irony
Answer:
The arguments is adequately supported with examples from Indian culture that the author and her daighter have shared with others
And:
The author could have included statistics about how learning about different cultures benefits communities to strengthen the argument.
Answer:
Possible, yes.
A deep divide could cause a downturn in relations between the two parties involved. Yet, it can still be patched. Through diplomacy or other means, a deep divide can be fixed.
In number 12 (up neatly) is a prep phrase