Answer:
Option (a), (b) and (c)
Explanation:
At the old age, a person's immune system becomes weak and the person becomes more prone to diseases like influenza or common cold or flu.
These infections are more common at the age above 60 years where a severe condition of cold can also lead to Pneumonia.
Also those people which did not have the Tetanus vaccine at the age of 11 or 12 must have the Tetanus Tdap.
The lack of immunity to fight against seasonal changes make it necessary for the elderly people to get influenza vaccine.
Also Pneumonia vaccine provides protection against 23 types of pneumococcal bacteria thus it necessitates the vaccination of Pneumonia.
True because hurricanes flood the whole place and cause destructions on land, so hurricanes is worst than tsunami.
Halley's Comet. Halley's Comet is the most famous of all comets
Shoemaker Levy-9.
Hyakutake.
Hale Bopp.
Comet Borrelly
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The hypothesis in the scientific method in the scientific method, whether it involves research in psychology,biology,or some other area ,a hypothesis represents what the researchers thinks will happen an experiment
B. because organisms will adapt because of their environment so the adaption fit it.