Pulmonary and systemic circulation.
Organic matter in soil is also called humus.
C. Is the correct answer I believe
Neuron- sends message from brain to move up.
Erythrocyte- keeps tissues involved alive, provides oxygen for energy for motion.
Leukocyte- keeps the tissues involved free of disease.
Muscle Fiber- causes the actual contraction of muscles to raise leg
I would answer your question but i think you wanted to add options. next time you can just screen shot and actually i think you still can by pressing the edit button. And there are several types of wedges you could be talking about mechanical, frost, salt, etc.
You need to be a bit more specific. but i would be more than happy to answer your question. :)