I believe the answer in the blank should be protostar
<h2>1 nature</h2><h2>2 ecology </h2><h2>3 water cycle </h2><h2>4 carbon cycle</h2><h2>5 chemical cycle </h2><h2>6 ecosystem </h2><h2>7 food chain </h2><h2>8 producers</h2><h2>9 consumers</h2><h2>10 decomposer</h2>
C that is formation of red blood cells eg leukemia in which the bodys ability to produce red cells is disturbed
B is the answer for this question
Good luck i can't view the link, but I really hope you can get the answer
