H!B

Either way u will have to go home to pick up ure visa in ure home country. When ure B2 extension is approved (doubtful) they may ask u to pick up your visa in ure home country since u have stayed past ure allowable stay as stated in ure I94.
If it's denied (most likely) u will be asked to go home and if ure H1b is approved u will have to pick up ure visa in ure home country.
Filing an extension of B2 does not guarantee a lawful stay after ure allowed stay (I94.

Either way u will have to go home to pick up ure visa in ure home country. When ure B2 extension is approved (doubtful) they may ask u to pick up your visa in ure home country since u have stayed past ure allowable stay as stated in ure I94.
If it's denied (most likely) u will be asked to go home and if ure H1b is approved u will have to pick up ure visa in ure home country.
Filing an extension of B2 does not guarantee a lawful stay after ure allowed stay (I94.