Sentence Correction

First sold May 1, 1924, iodized salt that made its way in regular diet to reduce the incidence of
goiter, has also been found to play a crucial role in brain development, especially during
gestation.
A. First sold May 1, 1924, iodized salt that made its way in regular diet to reduce the incidence of goiter, has
also been found to play
B. Iodized salt, which was first sold May 1, 1924, making its way for reducing the incidence of goiter, has
also been found to play
C. Iodized salt first sold May 1, 1924, which made its way in regular diet for reducing the incidence of
goiter, and has been found to
D. First sold May 1, 1924, making its way in regular diet to reduce the incidence of goiter, iodized salt has
also been found to play
E. First sold May 1, 1924, iodized salt has made its way in regular diet to reduce the incidence of goiter,
also playing

In option A, how can "has" be the verb for iodized salt?