The correct option is B 2 and 4
let's check the options!
a. Sum of 2 and 5 = 2 + 5
= 7 (not equal to 6)
b. Sum of 2 and 4 = 2 + 4
= 6 (equal to 6)
c. Sum of 2 and 6 = 2 + 6
= 8 (not equal to 6)
d. Sum of 3 and 2 = 3 + 2
= 5 (not equal to 6)
Therefore, 6 can be written as the sum of 2 and 4.