Which sentence from the section "Reduced Risk Of Infection" BEST explains how robots reduce the risk of coronavirus infection in hospitals?

Most importantly, Tommy and his high-tech teammates allow the hospital to limit the number of direct contacts doctors and nurses have with patients.

The task of fighting the coronavirus has been enormous, and it takes a toll on the overworked medical staff.

"You have to explain to the patient the aim and function of the robot," said Dr. Francesco Dentali, director of intensive care at the hospital.

The shortage of masks and other protective equipment has been one of the biggest problems for the national health system since the illness surfaced at the end of February.