Which of the following is correct regarding endocavity probes?
1) They most commonly incorporate a curved array of elements that are electronically steered to create an extended field of view.
2) They should be cleaned and soaked in a high level disinfectant at least once a day.
3) One of the main disadvantages of the tightly curved elements of the endocavity probe is decreased spatial resolution.
4) Endocavity probes offer improved lateral resolution at greater depths.