题目内容
（请给出正确答案）
[主观题]
Experimental scientists often gain their findings from ____________.
A、field observation
B、statistical calculations
C、personal interviews
D、case studies
提问人：网友lqd009
发布时间：2022-01-07
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A、money market banks no longer needed to depend on checkable deposits as the primary source of bank funds.
B、aggressively set target goals for their asset growth.
C、the new management of liabilities created more flexibility.
D、all of the above.
