Which words in this sentence are an independent clause?
Scientists have found traces of an ancient forest that once grew on an empty lot in New Jersey when the region had a tropical climate. A. that once grew on an empty lot in New Jersey B. Scientists have found traces of an ancient forest C. on an empty lot in New Jersey D. when the region had a tropical climate

Respuesta :

D. when the region had a tropical climate
The words in this sentence that are also an independent clause are B. Scientists have found traces of an ancient forest.
An independent clause is a type of sentence that can stand on its own, whereas the other options mentioned here cannot.