James is writing an expository essay about "Do Not Go Gentle Into That Good Night" wants to combine the following sentences: The repetition of the word “rage” has a great effect on the reader.
It increases the emotional intensity of the statement.
Which of the following shows the best way to combine the sentences?

The repetition of the word “rage” has a great effect on the reader, it increases the emotional intensity of the statement.

Repeating the word “rage” has a great effect on the reader; as it increases the emotional intensity of the statement.

The repetition of the word “rage” has a great effect on the reader; and, it increases the emotional intensity of the statement.

Repeating the word “rage” has a great effect on the reader because it increases the emotional intensity of the statement.