The New Testament does not replace the old testament, however it fulfills it. Without the New Testament the Old Testament would just be a collection of tragic stories and unfulfilled promises. The Old Testament is the gradual unfolding of Gods plan of salvation
Its B clearing and farming. Because if you think of it when someone clears trees and bushes they most likely won't come back.
D lowering the activation energy of a reaction.
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When focusing a specimen you should always start with the SCANNING objective. Scanning objective is used to put the object you want to examine in focus. After proper focusing on the object, you can now switch to power objective.