Most nephrons are located in the superficial __________.?

News conferences at an emergency should be scheduled because:

a. the emergency has community-wide impact. b. the emergency is of interest to all levels of media. c. it is important that all media hears the same thing at the same time. d. All of the above

____________________ refers to the activities involved in the purchasing of goods and the contracting for services.

Fill in the blank(s) with the appropriate word(s).