Answer:
B
Explanation:
i have no reason other than the obvious proof
What it means is that he wouldn't have been able to get where he got if it hadn't been for the scientific achievements of his predecessors. If it hadn't been for these "giants" that enabled him to see so far, he wouldn't have been able to make all the discoveries that he did. For those coming after him, he was a giant that enabled them, and so laws and theories and scientific knowledge always increases based on the knowledge before it.
Citing a source means to give credit to the source that you got your information
Answer:
Strategic sourcing is a procurement process that connects data collection, spend analysis, market research, negotiation, and contracting. It stops short of the actual purchase of and payment for goods and services.