Of the following approaches to avoiding sexism in business and technical writing, which one is likely to be most effective?
A. Apologize for using he as a generic pronoun.
B. Avoid references to individuals.
C. Use the neutral pronouns it or its.
D. Use plural nouns and pronouns.
While A is okay, it is avoiding sexism in writing, it's simply apologising for it. In order to avoid it, you should use neutral pronouns to prevent any generic pronoun usage. =)