Write the Binomial Expansion of the Expression $( 5 x - 1 ) ^ { 4 }$

Multiple Choice

Write the binomial expansion of the expression.
- $( 5 x - 1 ) ^ { 4 }$

A) $625 x ^ { 3 } - 500 x ^ { 2 } + 150 x - 20$
B) $625 x ^ { 4 } - 500 x ^ { 3 } + 150 x ^ { 2 } - 20 x + 1$
C) $\left( 25 x ^ { 2 } - 5 x + 1 \right) ^ { 4 }$
D) $- 625 x ^ { 4 } + 500 x ^ { 3 } + 150 x ^ { 2 } + 20 x + 1$