Regarding Smiling, Which of the Following Statements Is FALSE

question 476

Multiple Choice

Regarding smiling, which of the following statements is FALSE?

• A)A baby's first smile soon after birth is haphazard and does not necessarily occur when people are present.
• B)The social smile does not appear until around 16 to 24 months of age.
• C)The social smile is elicited by social stimuli, such as seeing a parent's face.
• D)Babies can use the social smile to communicate interest in an object.

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Definitions:

Oxygen

A chemical element (O) essential for most life forms on Earth, critical for cellular respiration in animals and photosynthesis in plants.

Carbon Dioxide

A colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in the air and is absorbed by plants in photosynthesis.

Hormone Levels

The concentration of hormones in the bloodstream, which regulate various processes in the body.

Organic Nutrients

Substances derived from living organisms necessary for growth and health, including vitamins, minerals, and amino acids.