Can we draw the following hypothesis from the context (see options)? 

Context:

How to kill fleas on dogs<br>Wash your dog with flea and tick shampoo. While normal dog shampoo and dish detergent usually kill fleas, if you need something more potent, you could try a special flea and tick shampoo. [substeps] Read the shampoo label carefully to determine the proper way to use the shampoo for your dog.

Hypothesis: fleas are very dangerous
Options are:
(A). Yes
(B). It's impossible to say
(C). No
(B).