Q12MSQ1 markWhich of the following statements about a relation R\mathbf{R}R in first normal form (1NF)\text{(1NF)}(1NF) is/are TRUE?(A)R\mathbf{R}R can have a multi-attribute key(B)R\mathbf{R}R cannot have a foreign key(C)R\mathbf{R}R cannot have a composite attribute(D)R\mathbf{R}R cannot have more than one candidate keySign in to save attempts.Show answer← PreviousNext →SolutionsDiscussionLoading…Sign in with Google