GAUSS7 1999 Problem 4

Past Contests GAUSS7 GAUSS (GR. 7) - 1999
, ,
1

1+\frac12+\frac14+\frac18 is equal to

Answer Choices
A. \frac{15}{8}
B. 1\frac{3}{14}
C. \frac{11}{8}
D. 1\frac34
E. \frac78