Fact 1: Some parasites kill their host, but most do not.

Fact 2: Tapeworms Like flukes, tapeworms are also parasitic.

Given the two facts above, answer the question "Most of what do not kill their hosts?" with the following options: 
- barnacles
 - tapeworms
 - cats
 - bacteria
 - fungi
 - Leptospirosis
 - fish
 - birds


 

  tapeworms       