Read the following excerpt from a US court opinion:
```
enough that the attorney’s reading of the law is a reasonable one. Thus, once an attorney forms a reasonable opinion after conducting appropriate research, the mere fact that the attorney’s view of the law was wrong cannot support a finding' of a rule 11 violation. Sutliff, 846 P.2d at 1236 (citations omitted). Similarly, section 13 — 7—4(d) does not impose a duty on civil rights plaintiffs or their attorneys to perform perfect or exhaustive research or to reach the correct legal conclusion. It is enough that their efforts and reading of the law are reasonable. 12 . Our conclusion is consistent with the federal civil rights standard and those of several of our sibling states. See Christiansburg Garment Co. v. E.E.O.C., 434 U.S. 412, 421-22, 98 S.Ct. 694, 700-01, 54 L.Ed.2d 648 (1978) ; see also Sees v. KTUC, Inc., 714 P.2d 859,
```
What is the most suitable continuation to the opinion? Your options are:
A. holding that attorney fees must be awarded where plaintiffs section 1983 claim was unreasonable and groundless
B. holding that courts may award prevailing title vii defendant attorney fees upon a finding that the plaintiffs action was frivolous unreasonable or without foundation even though not brought in subjective bad faith and fees also may be awarded if plaintiff continued to litigate after its action clearly became frivolous unreasonable or without foundation
C. holding that feeshifting is permitted under the fair housing act where prevailing defendant shows that suit is frivolous unreasonable or without foundation
D. holding a district court may in its discretion award attorneys fees upon a finding that plaintiffs action was frivolous unreasonable or without foundation even though not brought in subjective bad faith
E. holding that for a defendant to recoup attorneys fees under  706k of title vii a court must find that the plaintiff litigated his or her claim beyond the point where it became frivolous unreasonable or groundless or where plaintiff acted in bad faith
Reply with [A, B, C, D, E] only.