Answer :
Answer:
The salesperson is not providing any information about what high quality means (resolution of video). Overall the option B is correct.
Explanation:
Firstly, the salesperson is not providing any details of video quality so he lacks here. The second reason that the information is inadequate is calculation is required for the consumption of memory by 720p and 1080p video. The video 720p consume almost below 4 GB for an one hour of video captured by an iphone camera. This means it posses space for 4hrs (16GB/4GB) of video so the option B is correct.