Question

what is meaning of the groundbreaking?​

Answer 1

Answer:

earthquake

I think sooooooooo

Answer 2

Answer:

finding out new things; using new methods; making big changes

नई खोज; नूतन, नवीन प्रयोग या तरीक़े; अभूतपूर्व; व्यापक परिवर्तनकारी