8 In the R.O.C., which of the following circumstances may any person, together with document(s) of proof,file an invalidation action of the granted patent term extension to the Intellectual Property Office?I. where a right to apply for a patent is jointly owned, the patent application related thereto is not filed by allthe joint owner(s).II. where it is unnecessary to obtain the regulatory approval to exploit the invention patent concerned.III. where the granted term of extension exceeds the period during which the patent cannot be exploited.IV. where the requester of the patent term extension is not the patentee.
(A)I and II only
(B)  III and IV only 
(C) I, II and III only  
(D)II, III and IV only