In a TCP/IP LAN, client devices are referred to as ________

External events do not include

a. interaction between an entity and its environment. b. a change in the price of a good or service that an entity buys or sells, a flood or earthquake. c. improvement in technology by a competitor. d. using buildings and machinery in operations.

A developer, Purcell, purchased two lots of equal size for $180,000 each. She divided them into three lots of equal size that she sold for $150,000 each. Assuming no other expenses, what was her percentage of profit?

A. 15% B. 20% C. 25% D. 30%