Answer: 22.5
Explanation: Trust me or get it wrong
Champlain, Samuel de. ... In 1603, Champlain made his first trip to North America, to the St. Lawrence River to explore and establish a French colony. In 1604, he returned to northeastern Canada, and over the next four years became the first to map the North Atlantic Coast.
Title: Voyage of Samuel de Champlain, 1604-1608
Author: Champlain, Samuel de, 1567-1635
Source: Champlain, Samuel de. Voyages of Samuel de Champlain. Translated from ...
A taping system (aka recording device) installed in the office of the President helped lead to the downfall of President Nixon. While Nixon was president, a recording device was installed in his office to record phone and in-person conversations. When being accused of having ties to the Watergate break-in, the Supreme Court ruled that Nixon must release his taped conversations. These conversations had incriminating evidence and showed Nixon's true intent as president. Ultimately, the evidence discovered by these recorded conversations lead to Nixon's resignation.