Answer

`A-PS; B-R ; C-Q; D-R`

Explanation

A) `H_3BO_4 rarr ` Hydrogen bonds, electron deficient (Lewis acid)
B) `Na_(2)B_(4)O_(7) rarr` Basic nature
C) `Al_(2)O_(3) rarr ` Amphoteric
D) `TIOH rarr` Base