60 Which of the following helps to protect the spinal cord?
A.
Meninges
B.
Cerebrospinal fluid
C.
Vertebral column
D.
All of the above

answer; /// i believe that the correct answer is (c); ///when the lungs expand, they fill with air from the atmosphere;

1. h

2.a

3. i

4. d

5. b

6.f

7.g

8.e

9.c

i hope that this is

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