45 . Which one of the following is not a factor that affects the strength of supplier bargaining power inputs A . Whether needed inputs are in ample ste threat to integrate backward into the business of suppliers and B . Whether industry members are a strong supply and are readily available from several different supplie BIG str I to integrate i'd into the business elf - manufacture their own requirements C . Whether industry members are struggling to make good profits because of slow - growing marke demand D . Whether the costs of industry members to switch their purchases to alternative suppliers are high of low E . Whether the item being supplied is a commodity or is highly differentiated from supplier to supplies