Question

nasa formed a board of investigation to determine the cause of the blurry images. the problem was an error in the primary mirror. the mirror had been ground to the wrong curvature, off by just the width of a human hair, which caused significant blurring. this problem was a huge setback, and many feared the mission had failed. however, nasa scientists and engineers devised a solution. –windows to the universe: revolutions in astronomy what caused the problem with the hubble space telescope after its launch? it hadnt been launched high enough to avoid atmospheric disturbances. it didnt have a stable power source. its primary mirror had been ground to the wrong curvature. its software hadnt been updated correctly.

Explanation:

The provided text states the Hubble Space Telescope's blurry image problem was caused by its primary mirror being ground to the wrong curvature, off by the width of a human hair. This matches one of the options directly.

Answer:

C. Its primary mirror had been ground to the wrong curvature.