Single/multi-select question: Does the sentence "Between 1815 and 1914, a period referred to as Britain's "imperial century" by some historians, around 10,000,000 square miles (26,000,000 km2) of territory and roughly 400 million people were added to the British Empire." provide a valid answer to the question "How many square miles of territory were added to the British Empire between 1815 and 1914?"
OPTIONS:
+ yes;
+ no;
yes