Read the following premise and answer if the hypothesis is true.
How to use a graphic flight computer to find ground speed and true heading<br>Align the wind direction under the " true index " mark by rotating the azimuth plate. If the winds are from 330 ° at 20 knots, align 330 under the true index. Align the grid so the center grommet is over one of the heavy lines.
Hypothesis: never fly in a manner opposite to the wind. Is the answer "Yes", "No", or "It's impossible to say"? Respond with only the answer and no additional text.
It's impossible to say
It's impossible to say. The given instructions do not provide enough information to determine if the hypothesis is true or false.