Specialization for Witch Hunter

Being new to this class I need strong suggestions with pro’s and con’s related to specialization.

As far as core building: auto/ manual
It would be great if someone could describe each one.

Thank you!

the most lame class of all, not all abilities work, and those that work cost a lot of energy, there are no skills for survival, it is almost impossible to farm and roll in solo. Ps I Wh 40