Noise usually means static.
Answer:
Option B is the correct option.
Explanation:
In the above scenario, When they wanted to demonstrate Groups as the last menu item for navigation in the Mobile App. Then, they can't select Groups as among the elements in the drop-down menu though.
So, the following scenario causes that the Groups are not contained in the selected list for the navigation menu.
16235 to the nearest ten thousand would be 20,000.
Hope this helps :)
~ Davinia.