IMO E
A. Goldman Sachs initially financed Crystal Technologies, an early provider of cloud computing services, but they withdrew the funding- its should refer to crystal tech
B. Crystal Technologies, an early provider of cloud computing services, was initially financed by Goldman Sachs, which withdrew the funding- correct
C. Crystal Technologies, an early provider of cloud computing services, had been initially financed by Goldman Sachs and had its funding withdrawn - incorrect usage of past
...
A. Goldman Sachs initially financed Crystal Technologies, an early provider of cloud computing services, but they withdrew the funding- its should refer to crystal tech
B. Crystal Technologies, an early provider of cloud computing services, was initially financed by Goldman Sachs, which withdrew the funding- correct
C. Crystal Technologies, an early provider of cloud computing services, had been initially financed by Goldman Sachs and had its funding withdrawn - incorrect usage of past
...



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