Final answer:
In 2011, online retail sales were expected to reach around $200 billion; however, the actual total retail figure was $524 billion, which includes both online and offline retail sales. The correct answer is option 1).
Step-by-step explanation:
In 2011, online retail sales were expected to reach approximately $200 billion. This figure is indicative of the growth in the eCommerce sector and reflects the increasing consumer tendency to shop online. While the provided information ranges across different subjects, including global population numbers and nominal GDP data, the most relevant detail in the context of this question can be found in the retail sector data, which notes a retail figure of $524 billion.
Although this number is higher than any of the choices provided in the question, it's important to note that it includes not only online, but also offline retail sales. To answer the question accurately, one would need additional context or historical data specifically about the online retail sales in 2011.