4.5 Meeting of the Company’s Stockholders; Company Change in Recommendation. <omitted> 
 
 (c) Notwithstanding anything to the contrary contained in this Agreement, at any time prior to obtaining the Required Company Stockholder Vote, the Company Board may make a Company Change in Recommendation related to a Company Acquisition Proposal and authorize the Company to terminate this Agreement if and only if (x) the Company receives from a third party a bona fide written Company Acquisition Proposal after the date of this Agreement that has not been withdrawn and did not result from a breach of Section 4.2 and (y) prior to making such Company Change in Recommendation and/or authorizing the Company to terminate this Agreement to concurrently enter into a definitive agreement with respect to such Company Acquisition Proposal: ( i ) the Company Board determines in good faith, after consultation with the Company’s outside legal counsel and its financial advisor, that such Company Acquisition Proposal constitutes a Company Superior Proposal and that failure to take such action would reasonably be expected to be inconsistent with the Company Board’s fiduciary duties to its stockholders under applicable Legal Requirements; ( ii) the Company delivers to Parent a written notice (the “Company Superior Proposal Notice”) no less than four (4) Business Days in advance stating that the Company Board intends to make a Company Change in Recommendation and/or terminate this Agreement to enter into a definitive agreement with respect to such Company Acquisition Proposal, which notice shall include the identity of the Person making such Company Acquisition Proposal and a copy of such proposal and a draft of the definitive agreement to be entered into in connection therewith (or, if not in writing, the material terms and conditions thereof); 
 
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  ( iii) (A) during the four (4) Business Day period commencing on the date of Parent’s receipt of such Company Superior Proposal Notice, if requested by Parent, the Company engages in good faith negotiations with Parent regarding a possible amendment of this Agreement so that the Company Acquisition Proposal that is the subject of the Company Superior Proposal Notice ceases to be a Company Superior Proposal; and (B) after the expiration of the negotiation period described in clause (A) above, the Company Board determines in good faith, after consultation with its outside legal counsel and its financial advisor, and after taking into account any amendments to this Agreement that Parent and Acquisition Sub have committed in writing to make as a result of the negotiations contemplated by clause (A) above, that such Company Acquisition Proposal continues to constitute a Company Superior Proposal; provided that if there is any change to any of the financial terms or any other material terms of such Company Acquisition Proposal, the Company shall, in each case, be required to deliver to Parent an additional notice consistent with that described in clause (ii) above and a new negotiation period under clause (A) above shall commence (except that the original four (4) Business Day notice period referred to in clause (A) above shall instead be equal to the longer of (1) three (3) Business Days and (2) the period remaining under the original four (4) Business Day notice period of clause (A) above), during which time the Company shall be required to comply with the requirements of Section 4.5(c)(iii) anew with respect to such additional notice (but substituting the time periods therein with the foregoing three (3) Business Day period); and (iv) in the case of the Company terminating this Agreement to enter into a definitive agreement with respect to a Company Superior Proposal, the Company shall have paid, or caused the payment of, the Company Termination Fee in accordance with Section 6.3(a). (Pages 64-65)

Question: Additional matching rights period for modifications (COR)-Answer
Subquestion: <NONE>
Answer: 3 business days