I am not sure if its going to be right or wrong but I would pick either C or A
Is there anything you need help with for this problem? I need to clarify first before answering your question.
The right answer is B.
Cholera vaccination is only recommended for staff who have to intervene with patients in an epidemic situation. In all other cases, effective prevention is provided by good personal hygiene (washing hands) and food.
It is also important to know that this vaccine does not protect permanently: It protects only about 90% within 6 months, then to 50% within 3 years.
In 1969, whittaker proposed moving the prokaryotes from the kingdom plantae to a separate kingdom due to structural and metabolic differences.
c.Stomata are generally open during the day to remove excess water from the planet and closed at night to keep oxygen from escaping.
