2points what are the important variables in the problem below? a test in worth 50 points. multiple choice questions are worth 1 point, and short answer questions are worth 3 points. if the test has 20 questions, how many multiple-choice questions are there? oa. pfor points, m for multiple choice o b. m for multiple choice, s for short answer c. 1for test, q for questions d. a for short answer, t for test