<span>if the fertilizer is the variable than its
a. Independent</span>
He wanted America to be independent and didn’t want to join conflicts with other countries.
One of tycho brahe's major contributions to astronomy was to prove that A comet was outside of Earths atmosphere.
One of tycho brahe's major contributions to astronomy was to prove that A Supernova was much farther away than the planets.
These are his two contributions