Which link in the chain of infection is the intervention described below meant to break? "Clean and disinfect high-touch surfaces daily in household common areas (e.g. tables, hard-backed chairs, doorknobs, light switches, phones, tablets, touch screens, remote controls, keyboards, handles, desks, toilets, sinks) In the bedroom/bathroom dedicated for an ill person: consider reducing cleaning frequency to as-needed (e.g., soiled items and surfaces) to avoid unnecessary contact with the ill person." (https://www.cdc.gov/coronavirus/2019-ncov/prevent-getting- sick/cleaning-disinfection.html) Means of transmission Portal of entry O Infectious agent O Susceptible host

Which link in the chain of infection is the intervention described below meant to break? "Clean and disinfect high-touch surfaces daily in household common areas (e.g. tables, hard-backed chairs, doorknobs, light switches, phones, tablets, touch screens, remote controls, keyboards, handles, desks, toilets, sinks) In the bedroom/bathroom dedicated for an ill person: consider reducing cleaning frequency to as-needed (e.g., soiled items and surfaces) to avoid unnecessary contact with the ill person." (https://www.cdc.gov/coronavirus/2019-ncov/prevent-getting- sick/cleaning-disinfection.html) Means of transmission Portal of entry O Infectious agent O Susceptible host