It means the scientific study of sight and the behavior of light, or the properties of transmission and deflection of other forms of radiation
Number three is the correct answer, since it uses a first-person point of view.
Hope this helps!
$3 per pencil. Just thought tis question was easy
Fill in the blanks? Is thats what their asking to pick between those
<span>A chemical injury that immediately causes a rash, a burn, or irritated
airways resulting in coughing and sneezing can be known of one or two
things. This type of chemical injury can
be known as a chemical burn. Or, this
type of chemical injury can also synonymously be known as a caustic burn.</span>
