A simile is a figure of speech that consists in making a comparison between elements that aren't obviously related, this comparison is made using the words "like" and "as." In the given phrase, we can see an example of a simile that is comparing the strength of something with the strength of an ox, using the word "as" to make the comparison. So the correct answer is option A: simile.
When we provide energy to an atom then electrons present in non-valence shell get excited and reach to higher energy level. ... Hence, we can conclude that energy can be added to an atom to cause a non-valence electron in the atom to temporarily become a valence electron.
