Hello. Your question is incomplete, so it is not possible to answer it accurately. However, I will try to help you in the best possible way.
It is only possible to know the theme and support details of your text by reading it. In this case, to answer this question, you must recognize the main theme of your text (which is the main message that the text wants to send). After recognizing the topic, it is possible to find the support details, because these details are additional information that explain or prove the main topic.
The "rattling off my plans" one
<span>Vladimir Lenin became the head of the Russian government after the October </span><span>Revolution of 1917. </span>
Answer:
"In this case, as many as 20,000 skilled laborers worked to built the pyramids. Tens of thousands of workers required enormous resources…"
Explanation: