Answer:
<h2>C. Core Sample</h2>
Explanation:
A core sample is a cylindrical section of (usually) a naturally-occurring substance. Most core samples are obtained by drilling with special drills into the substance, such as sediment or rock, with a hollow steel tube, called a core drill. The hole made for the core sample is called the "core hole".
Explanation:
woman's and children's health us more important because both woman and child need special treatment after delivery. If they aren't given proper care then they might even lose their life. Both should be given with nutrients and balanced diet. The child should be taken for vaccination. the sanitation should be maintained.
It needs it's own medical speciality because many women are dying untimely due to lack of medical treatment and lack of health institution.
If you aren't checking yourself then you may have a problem. For example you could have testicular cancer and you wouldn't know without feeling an unusual bump in that area.
