The Hybridisation of boron and oxygen atoms in boric acid  are respectively ___?

• A

  $s{p}^2,s{p}^3$

• B

  $s{p}^3,s{p}^2$

• C

  $s{p}^2,s{p}^2$

• D

  $s{p}^3,s{p}^3$