<span>It also combined the councils of the three organizations into a common Council of Ministers. The EEC, Euratom, and the ECSC—collectively referred to as the European Communities—later became the principal institutions of the EU.</span>
Answer:
D. unfunded mandate 100%
Explanation:
There are most likely more Pioneers than this, but her are some names that should help you out:
Robert Boyle
Antoine Lavoisier
Margaret Cavendish
Maria Winkelmann