Bacteria can cause people to become ill.
Leptospirosis is a corkscrew shaped bacteria.
Leptospirosis can cause people to become ill.
Which of the following can make people sick?
[a] Leptospirosis
[b] viruses
[c] antibiotic
[d] vaccine
[e] influenza
[f] Pollution
[g] Pesticides
[h] lactobacillus