Question

Which technology are environmental scientists using in conjunction with

electronic collars to track the movements of polar bears?
O A. Geographic information systems (GIS)
O B. Environmental DNA (DNA) surveillance
O C. The Global Positioning System (GPS)
O D. Unmanned aerial systems (UAS)

Answer 1

it's either a or c

Step-by-step explanation:

these are the only ones that would show movement of animals