The americans knew that the soviets were watching them as the warehouses were being built, so they needed to be careful not to do anything that would tip off the soviets to the true purpose of the construction. before the digging had progressed very far, someone raised a security issue: what would happen if the soviets noticed that the "engineers" who were working on the project, emerged from the buildings covered in dirt? would that be a red flag for the soviets? the u. s. wasn't taking any chances. they had a washer and a dryer installed in the warehouse so the diggers could wash their uniforms before leaving the warehouse. —the dark game, paul b. janeczko what elements does the author use in this passage to support his primary purpose? check all that apply. factual information opinions quotations from experts description of how events unfolded rhetorical questions