Which system is an example of labor-intensive technology that ...

[jessicacav]

Which system is an example of labor-intensive technology that could benefit those in developing countries?
 a. center pivot irrigation
  b. a combine harvester
  c. mechanized solid waste disposal systems
  d. a manual grinder

Question 2

Which activity is designed to gather data about food available for consumption in the U.S.?
 a. Behavioral Risk Factor Surveillance System
  b. Diet and Health Knowledge Survey
  c. Weight Loss Practices Survey
  d. Food Supply Series surveys

[angrybirds13579]

Answer to Question 1

d

Answer to Question 2

d