For a reception that receives a lot of people, such as a wedding, it is preferable to opt for a Champagne that is consensus.
Choose a fruity Champagne in the Brut dosage for the reception or the aperitif.
Choose a Demi-Sec or Doux Champagne for dessert.
Avoid Extra-Brut, Brut Nature or Brut Zéro Champagnes.