Answer:
Harvey stated that the veins returned blood to the heart
Explanation:
William Harvey provided proof;
That the theory of blood consumption by the body was not correct.
There are two separate blood flow loops
Blood in the veins flow towards the heart with one way blood flow bw=eing maintained by valves in the blood vessels
The correct option is therefore;
'Harvey stated that the veins returned blood to the heart'
Technology has deeply affected the global economy and its usage has been linked to marketplace transformation, improved living standards and more robust international trade.
Answer:
A.Americans were anxious about the future of the country because of the stalemate in the war.
Explanation: HOPE THIS HELPS!