Which of the following statements regarding life-cycle costing are correct?

1) It can be applied not only to products but also to an organisations customers

2) It includes any opportunity costs associated with prduction

3) The maturity phases is characterised by a rapid build-up in demand

4) Often between 70% to 90% of costs re determined early in the product life cicle

A) 2 and 3 only

B) 3 and 4 only

C) 1 and 4 only

D) 1, 2 and 4