Which two product descriptions use impressionistic words? The sound frequency of a 1950 vintage woofer is low and soft.
The sound frequency of a 1989 special tweeter reaches up to 20,000 Hz.
The sound frequency of a 1995 modern woofer can reach up to 500 Hz.
The sound frequency of a 2005 novel tweeter is high and shrill.
The sound frequency of a 2015 special subwoofer is below 30 Hz.

Armed with invisible ink, a cipher system, and a passion to end the war and preserve the union, elizabeth van lew became butler's eyes and ears in the confederate capital city. truth be told, however, she became much more than that. she became a spymaster, the person responsible for running a network of agents, couriers, and safe houses that was very active during the war. in addition to the spying, elizabeth van lew continued to maintain her church hill home as a safe house and something of a local union spy headquarters. —the dark game, paul janeczko what is the central idea of this passage? van lew’s home was used as a safe house, which was critical to the confederacy. van lew had a passion to end the war and preserve the union. van lew was a spymaster, a leading force in the espionage activities for the union. van lew did not enjoy working for general butler.