|Question 24Verbal

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Scientists studying asteroid deflection have focused on secondary objects such as (311066), a moonlet orbiting the near-Earth asteroid 2004 DC. In 2022 NASA intentionally crashed a probe into just such an object, successfully altering its orbit. Scientists have yet to demonstrate,        that 2004 DC and other primary objects would be similarly affected.
Which choice completes the text with the most logical transition?
however,
A
[Missing]
B
likewise,
C
moreover,
D
for instance,
B