How do Valentine's entrance and message affect the plot?
They suggest in obstacle to Duke Orsino's love for
Olivia.
They make it clear that Duke Orsino's hunting trip
will succeed.
They foreshadow the eventual success of Duke
Orsino's pursuit of Olivia.
They point to the obvious fact that Olivia has
betrayed Duke Orsino.

Valentines entrance and message affect the plot by suggesting that there would be an obstacle to Duke Orsino's love for Olivia. As a result of Olivia's brother's death, she is unable to love because of her grief which makes it difficult for the Duke to express his feelings.

Explanation:

Hope this helped :)

to show how the cables work.

the use of “as” in the example to draw the resemblance. some more examples of common similes are given below. common examples of simile. our soldiers are as brave as lions. her cheeks are red like a rose. he is as funny as a monkey. the water well was as dry as a bone. he is as cunning as a fox. simile introduces vividness into what we say.