Find the Product and Write the Result in Standard Form $- 6 i ( 5 i - 2 )$

Multiple Choice

Find the product and write the result in standard form.
- $- 6 i ( 5 i - 2 )$

A) $30 + 12 i$
B) $- 30 + 12 \mathrm { i }$
C) $12 \mathrm { i } - 30 \mathrm { i } ^ { 2 }$
D) $12 i + 30 i 2$