It / the sandiest / all deserts / no river / flow through / originate from it.

• A. 
  It is the sandiest of all deserts, with no river flows through and originates from it.
• B. 
  It is the sandiest of all deserts. No river flows through or originates from it.
• C. 
  It is the sandiest of all deserts, but no river flows through or originates from it.
• D. 
  It is the sandiest of all deserts. Therefore, no river flows through or originates from it.