Which of the following do we have an immunization against?

a. rotavirus
b. polio
c. pertussis
d. all of the above

d. all of the above

d. all of the above

To determine which of the following diseases we have an immunization against, we will need to gather information on each disease and its corresponding immunization. Here's how you can find the answer by yourself:

1. Research rotavirus: Start by looking up information about rotavirus, its symptoms, transmission, and treatment options. Then, check if there is an immunization available for rotavirus.

2. Research polio: Look up information regarding polio, including its symptoms, how it spreads, and available treatment options. Check if there is an immunization available for polio.

3. Research pertussis: Find information on pertussis (commonly known as whooping cough), including symptoms, transmission, and treatment options. Determine if there is an immunization available for pertussis.

4. Compare findings: Once you have gathered information on each disease and the corresponding immunizations, compare your findings to see which diseases have immunizations available.

By following these steps, you will be able to determine if we have an immunization against rotavirus, polio, pertussis, or all of the above.