Answer:
It wasn't until 1874, when Illinois farmer Joseph Glidden emerged victorious from patent battle over a mechanically-produced fencing material that barbed wire could be made at scale. Glidden's machine pulled two strands of wire tight around the barb, then wound the wires together around the regularly-spaced spikes.
Explanation:
got this from google which is accurate to your question
Im not sure, but i think that its c. i hope this helps
The three prominent careers that involve environmental science includes:
- Agricultural scientist
- Natural resource manager
- Environmental educator
<h3>What is an environmental science?</h3>
The science is an interdisciplinary field in academics that incorporates the biological, physical and information sciences to the study of the environment and the answer to environmental issues.
The main components of the environmental science are environmental chemistry, atmospheric science, geo-sciences, forestry, agricultural sciences, oceanography etc.
Some of the main goals pursued by an environmental science are
- to find ways to deal with environmental problems and live more sustainably
- to learn how the natural world works
- to understand how humans interact with the environment.
Read more about environmental science
brainly.com/question/3443105
#SPJ1
