Which of the following statements are correct regarding the molecule $B_2{H}_6$

The bridged $(B – H – B)$ bonds are having more P character than terminal $(B – H)$ bonds

It has three $3c – 2e$ bond 

The bridged $(B – H – B)$ bonds are more election deficient than terminal $(B – H)$ bonds

$B{H}_3$ is lewis acid but not  $B_2{H}_6$