It's actually A. Vertebrate have a hard out shell.
Observe birds nesting in cut patches and uncut patches of forest.
-Hypothesize that more birds nest in cut forest patches.
-Develop a plan for conducting nest counts in several similar-sized patches of cut and uncut forest.
-Count the number of nest found and record the data.
-Compare the data collected concerning nests from cut and uncut patches of forest.
Determine whether more birds nest in cut or uncut forest patches and share this conclusion with other researchers.
Q1. It originates in the spinal cord, not the brain
Q2. The environment and sensory receptors
Q3.Breathing during sleep
Q4. Reacts to a threat; Calms you down
Q5. Somatic nervous system
When a cell is not dividing it is in a phase called interphase.
Hope this helps!
D would be the correct statement