Whenever a defined-benefit plan is amended and more credit is given to employees for years of service provided before the date of amendment Group of answer choices the expense should be recognized immediately, but the liability may be deferred until a reasonable basis for its determination has been identified. both the accumulated benefit obligation and the projected benefit obligation are usually greater than before. both the accumulated benefit obligation and the projected benefit obligation are usually less than before. the expense and the liability should be recognized at the time of the plan change.\