On average, __________ of all possible keys must be tried in order to achieve success with a brute-force attack

Prices are set by the competitive market when

a) there are no other producers capable of manufacturing a similar item. b) a company can effectively differentiate its product from others. c) a product is not easily distinguished from competing products. d) the product is specially made for a customer.

__________________________ was previously used to ensure the ability of the selling agent to sue the seller for a commission.

A. Agency of Estoppel B. Subagency C. Expressed Agency D. Implied Agency