: Spelling errors are binary (right/wrong). Word choice errors require contextual judgment.
In Section 1, errors generally fall into five major categories. Understanding these patterns is the key to achieving a "Distinction" grade: distinction in english text editing sec 1 answers
They did not stop at #1 and #2. They caught the tricky indefinite pronoun (#6) and the modal verb error (#8), which is extremely common in spoken English but wrong in writing. : Spelling errors are binary (right/wrong)