The relation

R

$($

A

$,$

B

$,$

C

$,$

D

$,$

E

$)$

R$($A$,$B$,$C$,$D$,$E$)$ has MVDs

$\{$

A

B

$$

C

$,$

C

$$

D

$\}$

$\{$AB$$C$,$C$$D$\}$ and is known to contain tuples

$($

$1$

$,$

$2$

$,$

$3$

$,$

$4$

$,$

$5$

$)$

$(1,2,3,4,5)$ and

$($

$1$

$,$

$2$

$,$

$6$

$,$

$7$

$,$

$8$

$)$

$(1,2,6,7,8).$

Which of the following tuple must also be in

R

R$?$