Select the equation represented by the fraction strips below?

1 1 1
1/4, 1/4, 1/4, 1/4, 1/4, 1/4, 1/4

5/4+1/4=6/4
5/4+2/4=7/4
5/4+2/4=2
5/4+2/4=7/8

5/4 + 2/4 = 7/4