Which of the below contains only items that relate to managerial accounting (as opposed to financial accounting): Historical perspective, emphasis on timeliness, mandatory for external reports Present/future perspective, emphasis on timeliness, mandatory for external reports Historical perspective, emphasis on timeliness, not mandatory for external reports Present/future perspective, emphasis on timeliness, not mandatory for external reports. Nash corporation manufactures and sells custom snowmobiles. From the time an order is placed till the time snowmobile reaches the customer averages 50 days. This 50 days is spent as follows: What is Nash's manufacturing cycle efficiency (MCE) for it snowmobiles? 20% 34% 32% 11%