The MOST Accurate Stellar Parallax Measurements for Distances to the Majority

Multiple Choice

The MOST accurate stellar parallax measurements for distances to the majority of stars in our neighborhood of the universe have been made by:

A) the Hubble Space Telescope.
B) Friedrich Wilhelm Bessel, in 1838; no measurements since then have matched the precision of his measurements.
C) the Hipparcos satellite.
D) the Very Long Baseline Array of radio telescopes.