Psychology review: 11. An executive in a stockbrokerage firm works with his office door closed. At the same time every hour he opens the door to see what his employees are doing. The employees have learned to work only during the five minutes before he opens the door. Their work pattern is typical of responses that are reinforced on a schedule.
A. fixed-ratio
B. fixed-interval
C. variable-ratio
D. variable-interval

Pollution from a factory that produces cleaning products is an_

The arrival of the conquistadors affected every indigenous people group they encountered. in this activity, you will write letters from the point of view of an incan and a conquistador. research the topic on the internet or at the library before writing. each letter should contain at least two paragraphs and be at least eight sentences long. 1) you are an inca and the conquistadors have arrived in your village! write a letter to be sent to other incan villages. describe your thoughts about the conquistadors and how their arrival might change your life. 2) write a letter from the point of view of a conquistador meeting the incas for the first time. address the letter to your family back in spain.me! i would really appreciate it! my dog died this morning and we are trying to fill out a form for her. it would amazing if you could me on this.

Today, the a. caesar b. bishop c. pope d. tsar still heads the roman catholic church, which is centered on rome. there is no longer a byzantine emperor, but each country has its own a. governor b. patriarch c. prefect d. council to lead the eastern orthodox church there.