above or to obtain quotations in accordance with subparagraph (i)(B) above (or both) or (y) the non-Defaulting Party has determined that it would not be commercially reasonable to obtain such quotations. or that it would not be commercially reasonable to use any quotations which it has obtained under subparagraph (i)(B) above: and (bb) that the non-Defaulting Party has determined the Net Value of the relevant Equivalent Securities or Equivalent Margin Securities (which shall be specified) and that the non-Defaulting Party elects to treat such Net Value as the Default Market Value of the relevant Equivalent Securities or Equivalent Margin Securities, then the Default Market Value of the relevant Equivalent Securities or Equivalent Margin Securities shall be an amount equal to the Default Market Value specified in accordance with (A), (BXec) or, as the case may be. (C)(bb) above. (ii) If by the Default Valuation Time the non-Defaulting Party has not given a Default Valuation Notice, the Default Market Value of the relevant Equivalent Securities or Equivalent Margin Securities shall be an amount equal to their Net Value at the Default Valuation Tire; provided that, if at the Default Valuation Time the non-Defaulting Party reasonably determines that. owing to circumstances affecting the market in the Equivalent Securities or Equivalent Margin Securities in question, it is not possible for the non-Defaulting Party to determine a Net Value of such Equivalent Securities or Equivalent Margin Securities which is commercially reasonable, the Default Market Value of such Equivalent Securities or Equivalent Margin Securities shall be an amount equal to their Net Value as determined by the non-Defaulting Party as soon as reasonably practicable after the Default Valuation Time. (f) The Defaulting Party shall be liable to the non-Defaulting Party for the amount of all reasonable legal and other professional expenses incurred by the non-Defaulting Party in