Given below are two statements, one is labelled as Assertion (A) and other labelled as Reason (R).
• [Assertion (A):] Deuteromycetes are known as 'Fungi Imperfecti'.
• [Reason (R):] In 'Deuteromycetes' only the asexual phase is known.
In light of the above statements, choose the correct answer from the options given below.