The first motor abilities a newborn exhibits are involuntary reflexes elicited by external stimuli.
The correct option is C.
A stimulus is an occasion or any change in environment that causes an organ or tissue to have a certain functional response. An external or internal trigger is possible. Sensitive to outside stimuli like sound and touch are sense organs like the ear and sensory receptors like those in the skin.
For adaption, or adjusting towards changes in the environment stimulus detection is crucial. For our survival, the mammalian body is designed with reaction systems that let us alter with the environment.
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The complete  question is-
The first motor movements a newborn exhibits are _____.
a) unimportant for survival
b) innate and voluntary
c) involuntary reflexes elicited by external stimuli
d) all of these options
