Which of the following statements about non typhoid salmonella is not true?

Humans are not the only reservoirs in non typhoid salmonella. Option 1 - Non-typhoidal salmonella can be acquired from multiple animal reservoirs. Option 2 - Transmission is most commonly associated with animal food products especially eggs, poultry, undercooked meat and dairy products. Option 3 - These infections are quite common in immunocompromised individuals. Option 4 - Increased use of ceftriaxone (cephalosporins) and ciprofloxacin (1st generation fluoroquinolone) to treat MDR (multi drug resistant) strains leads to resistance against it.