Figure a-1—use the information in this chart to answer question 1. 1. a technician is performing a tune-up on a four-stroke engine. the engine has an aluminum cylinder and has the model series number 280000. the technician measures the spark plug gap, the breaker point gap, and the air gap. the measured spark plug gap is 0.028 inch, the breaker point gap is 0.025 inch, and the air gap is 0.012 inch. the technician compares these measurements against the manufacturer's specifications shown in figure a-1. based on this information, which of the following statements is correct? a. the breaker point gap is too small, and the air gap is too large. however, the spark plug gap is within specifications. b. all three of the measurements are within the manufacturer's specifications. c. the breaker point gap is too large and the spark plug gap is too small. however, the air gap is within specifications. d. the spark plug gap, the breaker point gap, and the air gap all need to be adjusted.