Assumption questions logically are…
Strengthen questions. Correct answer is a premise that strengthens the argument
Assumptions answers…
Look to select a premise required by a given argument. The argument cannot hold without it.
Treat assumption questions like…
Weaken questions
Assumption negation technique
Take the opposite of an answer choice; the negated correct answer will destroy the argument (while negated incorrect answers will prove not to matter). This allows you to turn assumption questions with dense answers into weaken questions with simple answers.