what about it please ask the question properly
Answer:
The first one I think!!!!!!!!!! Hope this helps
If groundwater dissolves the limestone and other minerals in the ground, the surface on top may eventually fall into it, causing a sinkhole.<em> (B)</em>
X RAYS ARE USED FREQUENTLY TO MAKE MEDICAL DIAGNOSES.
To actually control the color of their skin, cephalopods Use tiny organs in their skin called chromatophores. Each tiny chromatophores is basically a sac filled with pigment, minute muscles tug on the sac, spreading it wide and exposing the colored pigment to any light hitting the skin.
