Read the following excerpt from a US court opinion:
```
trial court’s award of attorney fees pursuant to either Minn.Stat. § 549.21 (1996) or Minn. R.Civ.P. ll unless the trial court abused its discretion in awarding the fees. See Uselman v. Uselman, 464 N.W.2d 130, 141, 145 (Minn.1990) (applying abuse of discretion standard under both provisions). In imposing $20,000 in sanctions against Christensen, her deceased husband’s law firm and her attorneys, the trial court found Christensen’s claims to be frivolous and in bad faith because they were contrary to her stipulation in the attorney’s lien action and violated the public policy of the state. However, because we conclude Christensen’s claims are mérito- rious, and the record contains no evidence of bad faith, the trial court abused its discretion by awarding fees and costs. See id. at 144 . Therefore, we reverse the award of attorney
```
What is the most suitable continuation to the opinion? Your options are:
A. holding that district court should not have granted summary judgment solely on basis that motion for summary judgment was not opposed
B. holding a ruling on a motion for summary judgment adjudicating the rights of a party is a final judgment subject to appeal
C. holding that district court should not have granted summary judgment solely on basis that a motion for summary judgment was not opposed
D. holding that the issue of defendants actual knowledge should not be resolved on summary judgment but should be left to the trier of fact
E. holding a party who survives summary judgment should not be subject to sanctions for asserting frivolous claims
Reply with [A, B, C, D, E] only.