|Question 3Verbal

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The equipment from the Apollo Moon landings (1969-1972), such as solar wind sensors and seismic sensors, remains there to this day, but the data from these missions were mostly inaccessible until a recent data-transfer project made them ________. This project has allowed researcher Renee Weber to make use of the information in investigating tectonic activity on the Moon.
Which choice completes the text with the most logical and precise word or phrase?
complicated
A
representative
B
available
C
predictable
D