Read the excerpt from “Tools of the Spymaster." James Jay's invisible ink did not become visible by heating. As he described it, his ink "would elude the generally known means of detection, and yet could be rendered visible by a suitable counterpart." Jay's invisible ink consisted of two chemicals. An agent used one chemical to write an invisible message. To read the message, the reader had to brush a second chemical on the paper; that chemical made the message visible. The two-bottle system, supplied by Jay, gave Washington the secure form of writing that he wanted.

Which statement includes explicit information from the excerpt?

Washington asked James Jay to invent a form of invisible ink.
Washington only knew about invisible ink that required heating.
James Jay was a doctor who had knowledge of chemistry.
James Jay created an invisible ink system that required two chemicals.

James Jay created an invisible ink system that required two chemicals.

Explanation:

According to the excerpt from “Tools of the Spymaster." it is narrated that James Jay created an invisible ink which its content on paper can only be read when another chemical is used on it. This was useful during the war to send encrypted and secure messages.

The statement includes explicit information from the excerpt is James Jay created an invisible ink system that required two chemicals.

rudy is the nazi ideal, unfortunately for the nazis his ideal comes in the form of jesse the complete opposite of those who embrace the idea of white supremacy. over the course of the novel, rudy learns that he wants nothing to do with the hitler youth, and because of this his parents are forced to make a bargain; rudy's father is forced into the military, so that his son can remain home.   both liesel and hans influence that young man that rudy becomes. following han's example, rudy puts aside his own hunger to risk his life so that the jewish prisoners might have bread to eat.