It is a type of fin that is on a shark dolphin etc its a special type of fin
Answer:
1) It helps body to be flexible and strong.
2) It makes body healthy.
Answer:
Core print
Explanation:
According to my research on different mold creation methods, I can say that based on the information provided within the question this is known as something called a Core print. This is (like described in the question) an open space provided in the mold for locating, positioning and supporting the core.
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Answer:
B
Explanation:
because it is part of the boold to the body
