There Is No Exact Time That a Product Takes to Move

There is no exact time that a product takes to move through its life cycle.But, as a rule

A) services do not have a recognizable lifecycle.
B) consumer products have shorter life cycles than business products.
C) packaged goods have a shorter life cycle than fads.
D) technological change tends to lengthen product life cycles.
E) there is a new product life cycle for each fashion product.