Write the Number in Scientific Notation $86 \times 10 ^ { - 5 }$

Multiple Choice

Write the number in scientific notation. 0.0000086

A) $86 \times 10 ^ { - 5 }$
B) $8.6 \times 10 ^ { - 5 }$
C) $8.6 \times 10 ^ { 6 }$
D) $8.6 \times 10 ^ { 5 }$
E) $8.6 \times 10 ^ { - 6 }$