We are tired, for the journey has been long. If we can continue for another hour, we will have reached our destination. Our horses are exhausted because of the terrain, therefore, we may have to carry them.
Which underlined word is a coordinating conjunction?
A)
because
B)
for
if
D)
therefore

How did the discovery of the rhesus factor affect society? o more patients died from having a transfusion with the wrong rhesus factor 0 new treatments during pregnancy could prevent harm to the developing child. o less donated blood could be used in the treatment of patients. the number of blood types was reduced by half

Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of

What vitamin gives carrots and sweet potatoes their orange color?