For the Given General Term An, Write an Expression Using $\Sigma$

Multiple Choice

For the given general term an, write an expression using $\Sigma$ to represent the indicated p to represent the indicated partial sum.
- $a _ { n } = n ^ { 7 },$ fifth partial sum

A) $\sum _ { i = 1 } ^ { 4 } i ^ { 7 }$
B) $\sum _ { i = 0 } ^ { 4 } i ^ { 7 }$
C) $\sum _ { \mathrm { i } = 1 } ^ { 5 } \mathrm { i } ^ { 7 }$
D) $\sum _ { \mathrm { i } = 0 } ^ { 5 } \mathrm { i } ^ { 7 }$