Answer: D) Do you recognize ideas you've run across in other sources
or A but I say D
Explanation: because D is like you have already read over and spotted something interesting, but A seems accurate too.
<span>Long after the world to which it belonged has vanished, a habit of thought will live on, indelibly imprinted upon a race or nation, like the footprint of some extinct beast or bird upon a piece of stone.
The word indelibly refers to the anything that is impossible to remove or forget. It is the mark that cannot be erased.</span>
<span>it's necessary to add a helping verb.</span>
Answer:
A. Sultan Muhammad Rumfa of the Delhi Sultante
Explanation:
It is a A. simple sentence, because there is only one main verb - opened.
A compound sentence has at least two independent clauses, a complex sentence has an independent clause and at least one dependent, a compound-complex clause sentence has two independent clauses and at least one dependent.