The answer to the question is B
Answer:
7
Explanation:
There are 12 total pairs of ribs. 1-7 are attached directly to the sternum by costal cartilages, making them true pairs. 8-10 are fake pairs, which means they're attached indirectly to the sternum. And 11 and 12 and free floating ribs, meaning they aren't attached.
One negative impact of building a dam could be that it affects natural habitats of animals who live in and around the river. When you build a dam, the river's height becomes smaller because a huge amount of water becomes technically removed or blocked. This can affect animals such as fish or beavers or anyone who needs that water.
Answer:
Same nobody's wants to answer mine
Answer:
It is recommended to get a flu shot every year as the flu shot only provides protection against the flu for about 6 months. An individual's immune protection from the vaccination declines over time, so they need a new vaccine for optimal protection. In addition, flu viruses evolve and mutate very quickly. New flu vaccines are administered every year to address the rapidly adapting flu virus.
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