What event was important to the beginning Christianity ​

History of Christianity
According to the Bible, the first church organized itself 50 days after Jesus's death on the Day of Pentecost—when the Holy Spirit was said to descend onto Jesus's followers. Most of the first Christians were Jewish converts, and the church was centered in Jerusalem.

Advent Sunday. Advent Sunday is the start of the Christian year and, in the Western churches, is four Sundays before Christmas.

the correct answer is d: "party organizers, volunteers, voters, and elected officials."

party organizers: individuals responsible for designing strategies in order to better execute the political campaign. this includes the candidate's public relations. volunteers: individuals responsible for raising awareness regarding the candidates running for office.voters: individuals who are convinced by volunteers that a particular candidate is the best option.elected officials: winning candidate and his elected team are a product of a successful political campaign.

It taught people how to live a good life, but not what to believe.