The Distance to the Sun Is One Hundred Fifty Billion

The distance to the Sun is one hundred fifty billion meters,which in scientific notation can be written as

A) 150 * 10⁹ m.
B) 1.50 * 10⁶ m.
C) 1.50 * 10¹¹ m.
D) 15 * 10¹⁰ m.
E) 1.5 * 10¹⁰ m.