Final answer:
The world population experienced its peak growth rate in the late 1960s at 2.04 percent per year.
Step-by-step explanation:
The statement a) True is correct. The world population experienced its peak growth rate in the late 1960s at 2.04 percent per year. This period marked a significant increase in population growth, but since then, the growth rate has been steadily declining. The rate of growth in the 2005-2015 period was predicted to be 1.1 percent per year, indicating a slower population increase.