In the B2B buying process, can provide tremendous cost savings for firms because they eliminate periodic negotiations and routine paperwork, and they offer the means to form a supply chain that can respond quickly to the buyer's needs.

The correct word for the blank space is: web portals.

Explanation:

A Business-to-Business (B2B) model is one where two companies deal with each other directly typically because they are part of the same supply chain. Intermediate products or components are the most exchanged goods in this business model. Documentation is necessary for both parties to keep track of their sales transactions and inventory.

An adopted method to avoid abundant paperwork in the B2B model is the use of web portals. Orders can be sent electronically and valuable documents such invoices can be virtually processed and stored. Besides, web portals can fasten the delivery and reception of orders avoiding in-person negotiations that draw valuable time from organizations.

answer: qué lástima, pero no podré ir.

explanation: the expression "qué lástima" means "what a pity" and indicates disgust, because she would like to go but she can't go.

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mauve company permits employees to occasionally use the copying machine for personal purposes