19) The current population of China is 1,244,130,000 people. Estimate the population using scientific notation. A) 1 x 10-9 Eliminate B) 1 x 10-8 C) 1 x 108 D) 1 x 109

Respuesta :

The answer is D
because there are 9 digits behind the 1 so it is raised the the exponent of 9
The answer is d because there are 9 digits behind the 1