The solution of this question is (2,-1).
Hydrogen bonds form between a hydrogen that is engaged in a polar covalent bond with oxygen or nitrogen (thus carrying a partial positive charge) and a different oxygen or nitrogen also engaged in a polar covalent bond (and thus carrying a partial negative charge). I hope my answer has come to your help. God bless and have a nice day ahead!
i think da answer will be c srry if its not right
dats my opinion
