The patient received a new trachea, or windpipe, made from his own stem cells<span>. An international team of surgeons successfully carried out the world's first </span>transplant<span> of a synthetic </span>windpipe<span>.</span>
I believe the answer would be cotton gin because the invention of the cotton gin was able to become more efficient in harvesting cotton.
D. constantine.
He himself converted to Christianity.
Answer:
The system established by the Articles had several accomplishments to its credit. ... The Ordinance also banned slavery in the Northwest and created a system for admitting new states on an equal footing with the old ones. Fourth, it began to pay down the wartime debt.
Explanation: