The subordinate clause is : " which had been dumped into the city water system "
Gummy bears were produced by Haribo, they were the first company to manufacture gummy bears.
Explanation:
1. ago
2. since
3. ever
4. yet
5. for
6. last night
<em>I </em><em>HOPE</em><em> </em><em>MY </em><em>ANSWER </em><em>IS </em><em>HELPFUL</em><em> </em><em>TO </em><em>U</em>
<em>IF </em><em>UES </em><em>THEN </em><em>PLZ </em><em>MARK </em><em>ME </em><em>BRAINLIEST</em><em>!</em><em>!</em>