What’s the best way to validate the predictive design in the physical space before deployment, if time and budget allow for it?

After designing a WLAN infrastructure using predictive design software.

What’s the best way to validate the predictive design in the physical space before deployment, if time and budget allow for it?
A . Deploy all of the APs as they’re shown in the predictive design and perform an active site survey.
B . Deploy all of the APs as they’re shown in the predictive design and perform a passive site survey.
C . Use a client device positioned where the APs will be installed and measure the signal from the client device.
D . Perform an AP-on-a-Stick survey using AP locations based upon the predictive design to confirm each AP’s placement.

Answer: D

Explanation:

Reference: https://vectorusa.com/steps-to-designing-and-deploying-wireless-lan/