Legit math Help please

A scientist is studying the population growth rates of two different types of bacteria under the same laboratory conditions. The number of bacterial cells of type A is represented by the equation shown where Prepresents the number of bacterial cells at the end of x hours.


The number of bacterial cells of type B is represented by the equation shown, where Orepresents the number of bacterial cells at the end of x hours.


Which statement is true?

OA At the end of 3 hours, there will be the same number of bacterial cells of type A and type B.

OB At the end of 1 hour, there will be the same number of bacterial cells of type A and type B.

OC At the end of 21 hours, there will be the same number of bacterial cells of type A and type B.

OD. At the end of 18 hours, there will be the same number of bacterial cells of type A and type B.​