Simi drafted the following argument:
(1) Students should be permitted to listen to music while taking tests. (2) Listening to music while studying helps eliminate distractions. (3) Music can help with relaxation and stress relief. (4) If students are allowed to listen to music while taking a test, they might just perform better.
Which word, phrase, or clause should Simi add to sentence 3 to clarify its relationship to sentence 2?
A. However,
B. In addition,
C. The fact is,
D. As a result,