Rose Is in Charge of Advertising a New Product Launched

Rose is in charge of advertising a new product launched by her company. She has defined the advertising for this product as an individual project that consists of seven activities. Following are the characteristics of these activities:
$\begin{array}{|l|l|l|}\hline \text { Activity } & \text { Immediate Predecessor(s) } & \text { Activity Time(in weeks) } \\\hline \mathrm{A} & \text { None } & 2 \\\hline \mathrm{B} & \text { None } & 2 \\\hline \mathrm{C} & \mathrm{A} & 4 \\\hline \mathrm{D} & \mathrm{B} & 5 \\\hline \mathrm{E} & \mathrm{C} & 5 \\\hline \mathrm{F} & \mathrm{D} & 2 \\\hline \mathrm{G} & \mathrm{E}, \mathrm{F} & 2 \\\hline\end{array}$
Calculate the earliest completion time for the project using a Gantt chart.

A) 10 weeks
B) 11 weeks
C) 12 weeks
D) 13 weeks