Answer:
Complex sentence
Explanation:
Complex sentences are made up of clauses joined using subordinating conjunctions eg. but
Compound sentences use co-ordinating conjunctions eg. For, And, Because, etc.
all been taken over by aryan management
The verb "presented" is in the simple past tense. It is made up of a verb + ed. It is a completed past action.
Need more context to answer the question
number 4 can be easily related to current event as the BLM movement is trying to destroy monuments and remove the history of slavery from our school textbooks, if there's no history to learn from, we will not learn from our mistakes and we will make them again