This sentence has unequal ideas joined by a subordination conjunction.
Since the ideas in the sentence imply causation (the broken pulleys caused the inability to raise the flag) it means that the ideas are unequal. It is also necessary to join them with a subordinating conjunction, which show the causality within the sentence. In this case that subordination conjunction is "because".
your answer is "in the past" hope this helps but please tell me if im wrong have a great day
Jobless
Little pay
Unsafe working conditions
Prefix is a word, letter, or number placed before another.
suffix is a morpheme added at the end of a word to form a derivative.