Which information did the glomar challenger study in 1968? a. the rate of seafloor spreading b. the direction of seafloor spreading c. the age of rocks in various places in the ocean d. the contents of rocks in various places in the ocean

i BELEIVE THE ANSWER TO BE :C:

The correct answer is option C,  the age of rocks in various places in the ocean

Reason -

Glomar Challenger was a deep ocean study conducted by the American National Science Foundation and University of California (Institution of Oceanography) between 1968 to 1983, and during the initial stages of the study i.e in 1968, sample  from drilling cones was taken at different places, and  then the  age of the sediments collected was determined using the paleontologic and isotopic dating studies which further led to the conclusive evidences of sea floor spreading and plate tectonic movement at later stage of study.

one would be wind another would be water density