Simile is a figure of speech involving the comparison of one thing with another thing of a different kind, used to make a description more emphatic or vivid. Comparing a tall man to the sun and the people that look at him to sunflowers that follow the sun.
an analogy is where 1 thing is compared to another. "Attention shifted to him like sunflowers turning to the sun" comparing attention to sunflowers to the sun
The predicate nominative "renames" the subject. The subject of the sentence is "Algeria" , so we're looking for another way of referring to Algeria here. This is "country" so the correct answer is A.