Final answer:
The signature and seal of a county clerk upon a certificate of official character of a notary public may be facsimile, printed, or stamped.
Step-by-step explanation:
The signature and seal of a county clerk upon a certificate of official character of a notary public may be: 1. Facsimile 2. Printed 3. Stamped 4. Photographed or engraved thereon.
The correct options are 1, 2, and 3. A county clerk may use a facsimile, printed, or stamped signature and seal on the certificate. Photographing or engraving the signature and seal is not mentioned as an acceptable option.