What is the main reason why miles decided to stop being Spiderman

He is afraid to be thought of as a mutant, and decides to leave the superheroics to the other Spider-Man. The problem is that, shortly afterwards, Peter gets shot, and Miles becomes guilt-ridden over the thought that he could have helped had he just embraced his role earlier.

I hope this helps

dr. kings dream speech

explanation:

it was late in the day and hot, and after a long march and an afternoon of speeches about federal legislation, unemployment and racial and social justice, the rev. dr. martin luther king jr. finally stepped to the lectern, in front of the lincoln memorial, to address the crowd of 250,000 gathered on the national mall.

we need to see the document to answer the question