Immunization against an influenza virus does not provide long-term protection against the disease because: * The virus destroys the vaccine before it has a chance to work
The serum in the vaccination expires within the body
The virus undergoes genetic changes
Antibodies do not work against viruses

What is the best conclusion based on this data? the hypothesis was not supported because the data indicated that fertilizing plants does not improve plant growth. the hypothesis was supported; to get the best growth, use 5 milliliters of fertilizer per plant. the hypothesis was not supported; the data indicated that too much fertilizer can inhibit plant growth. the hypothesis was supported; to get the best growth, use 15 milliliters of fertilizer per plant.