Which of the Following in the Late 19ᵗʰ Century Was

Which of the following in the late 19ᵗʰ century was predicted by the asset-specificity hypothesis?

A) Forward integration was most likely to occur for products that require specialized investments in human capital
B) Increases in the size of manufacturing firms led to independent wholesale and marketing agents losing scale/scope cost advantages and in turn led to manufacturers forward integrating into marketing and distribution
C) Forward integration was most likely to occur for products that do not require specialized investments in equipment and facilities
D) For industries with small manufacturers,marketing relied on specialized assets
E) For industries with small manufacturers,distribution relied on specialized assets