What were King’s reasons for writing this letter? Check all that apply. to respond to criticism to ask for help with organizing a protest to gain the support of other ministers to criticize the work of other activists to explain the reasons for his choices

To respond to criticism.

To explain the reasons for his choices.

Explanation:

Martin Luther King wrote his famous letter "Letter From Birmingham Jail" in April 16, 1963, an open letter to the critics who question his resolve of continuing the non-violent means of resistance to the racism and discrimination faced by the black people in America. This letter was also written to point the right of people to protest any injustice they felt was put on them.

His main reasons to write the letter were to present his side of the argument and also to show the rights of people to resist any injustice. Due to his decision to hold the protests, he faced a lot of criticism from all spheres, which was also the main reason to write the letter so that the letter serves as a response to those criticisms, also explaining his causes and reasons to the choices he made.

cruel, heartless

explanation:

i believe it would influence their own way of understanding things. it shall be a foundation where they can draw or start an argument.   historians are also  scientists that  have their tools of analysis and expertise to unlock a variety of difficulties such as relationships of man, origin, politics, economy, and culture. based on facts and understanding on these areas, they may shade light to extract ideas and develop options to validate a hypothesis or debunk it.