103In the third place, with regard to the alleged misallocation by the General Court, in paragraphs 113 to 117 of the judgment under appeal, of the burden of proof, it is important to recall that the definition of ‘aid’, within the meaning of Article 107(1) TFEU, cannot cover a measure granted to an undertaking through State resources where it could have obtained the same advantage in circumstances which correspond to normal market conditions, as the assessment of the conditions under which such an advantage was granted is made, in principle, by applying the private operator principle (judgment of 6 March 2018, Commission v FIH Holding and FIH Erhvervsbank, C‑579/16 P, EU:C:2018:159, paragraph 45 and the case-law cited).