Question 9 Not yet answered Let El and E2 be two entities in an E/R diagram with simple single-valued attributes. Rl and R2 are two relationships between El and E2 where Rl is one-to many and R2 is many-to- many. Rl and R2 do not have any attributes of their own. What is the minimum number of tables required to represent this situation in the relational model? Marked out of 3.00 p Flag question Select one: O a. 2 O b.3 O c.4 O d.5