Is Original Degree(Convocation) mandatory to carry for H4 Visa interview

My wife is attending for H4 Visa and she is not having original degree (Convocation) of her BCOM, but she does have provisional certification. Could you please let me know whether Convocation is mandatory for H4 Visa or Provisional will be fine. Awaiting for your responsed.

Neither is mandatory. Marriage certificate and wedding photo album are mandatory.