What is the single most important problem that should be addressed in the following paragraph during global revision?
The atom has had a long history. Two of the parts of an atom are charged,
while one is not charged. Now, we know that the atom truly does exist. First, a
philosopher named Democritus hypothesized that the atom was real. We
have learned that the atom has three main parts.
A. Paragraph development
B. Organization
C. Thesis
D. Spelling