Which is an example of a problem with data collection in the health-care field?
The equipment that is used in data collection is calibrated and working.
The equipment that is used in data collection is not the newest model available.
A survey has relevant questions, but a low number of people respond.
A survey has relevant questions, and a high number of people respond.

Trees with light brown bark dominate an ecosystem the ecosystem has populations of insects that thrive on the tree bark over time some insect species developed certain physical characteristics that them thrive on the tree bark these physical characteristics also the insects defend themselves from predators which insect species is probaly the species with the new physical characteristics?