Company: NMZ
Filing Date: 2025-09-29
Form Type: N-14 8C
Source: 0001999371-25-014188
Chunk: 1

Company: NUVEEN MUNICIPAL HIGH INCOME OPPORTUNITY FUND
Filing Date: 2025-09-29
Form: N-14 8C
Chunk 1
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 provided a brief overview of the proposals to be voted on.

| Q. | Why                                                           
 am I receiving the enclosed Joint Proxy Statement/Prospectus? |

| A. | You                                                                                       
 are receiving the Joint Proxy Statement/Prospectus as a holder of common shares of Nuveen 
 New Jersey Quality Municipal Income Fund (“New Jersey Municipal” or a “Target             
 Fund”), Nuveen Pennsylvania Quality Municipal Income Fund (“Pennsylvania                  
 Municipal” or a “Target Fund”), or Nuveen Missouri Quality Municipal                      
 Income Fund (“Missouri Municipal” or a “Target Fund”) or as a                             
 holder of common or preferred shares of Nuveen Municipal High Income Opportunity Fund     
 (the “Acquiring Fund” and together with the Target Funds, the “Funds”                     
 or each individually, a “Fund”) in connection with the solicitation of proxies            
 by each Fund’s Board of Trustees (each, a “Board” and each Trustee,                       
 a “Board Member”) for use at the annual meetings of shareholders of New Jersey            
 Municipal, Pennsylvania Municipal, and Missouri Municipal and at the special meeting      
 of shareholders of the Acquiring Fund (each, a “Meeting” and together, the                
 “Meetings”).                                                                              |

At the Meetings, shareholders of the Funds will be asked to vote on the following proposals:

| ● | (Common                                                                                    
 and preferred shareholders of each Target Fund) To approve an Agreement and Plan of Merger 
 (the “Agreement”) pursuant to which the proposed combination of the Target                 
 Fund and the Acquiring Fund (each, a “Merger” and together, the “Mergers”)                 
 will be effected;                                                                          |

| ● | (Preferred                                                                                
 shareholders of the Acquiring Fund) To approve the Agreement with respect to each Merger; |

| ● | (Common                                                                                 
 and preferred shareholders of the Acquiring Fund) To approve the issuance of additional 
 common shares of the Acquiring Fund in connection with the Mergers; and                 |

| ● | (Common                                                                                  
 and preferred shareholders of New Jersey Municipal, Pennsylvania Municipal, and Missouri 
 Municipal) To elect members of the Board. (The list of specific nominees is contained    
 in the enclosed Joint Proxy Statement/Prospectus).                                       |

Each Fund’s Board unanimously recommends that you vote FOR each proposal that is applicable to your Fund.

Proposal Regarding the Mergers

| Q. | Why                                                    
 has each Fund’s Board recommended the Merger proposal? |

| A. | Nuve