D Question 2 2 pts Let relational schema R=(A, B, C, E, F, G) and the set of FDs and MVDs D= {BG, ACEF}. Which of the following MVDs are in the restriction of D+ to R1= (A,B,C,G)? 1. ABG 2. A C 3. A++A All of the above Only 3 Only 1 and 3 Only 2 and 3 Only 2