Which of following characteristics are associated with great masses of metamorphic rocks generally resulting from regional metamorphism ?1. Such rocks become wholly crystatlline.2. Such rocks become partially crystalline3. A streaking or parallel arrangement of their constituent crystals which lie with their longer axes pointing in the same directionSelect the correct answer using the Code given below

• A. 1, 2 and 3
• B. 1 and 2
• C. 2 and 3
• D. 1 and 3