Select all the expressions with a product equal to 2/3 A. 4/4 x 2/3
B. 2/3 x 2/3
C. 2/3 x 5/6
D. 5/6 x 23

Pl help me now I will mark as brainliest if its correct dont send link (It's a virus) and pls explain answer.

The lengths of two sides of a triangle are 9 and 15. what can be said about the length of the third side? a. it must be greater than or equal to 6 and less than 24. b. it must be greater than or equal to 6 and at most 24. c. it must be greater than 6 and less than 24. d. it must be greater than 6 and at most 24.