Does the sentence "One option for interface testing is to keep a separate log file of data items being passed, often with a timestamp logged to allow analysis of thousands of cases of data passed between units for days or weeks." provide a valid answer to the question "What is it called when data is being passed?"

A: no

Does the sentence "In 2009, Tucson ranked as the 32nd largest city and 52nd largest metropolitan area in the United States." provide a valid answer to the question "Where does Tuscon rank in terms of the largest city in the U.S. in 2009?"

A: yes

Does the sentence "Primarily concentrated in the north and Khartoum, the expatriate community mainly consists of students as well as some businesspeople." provide a valid answer to the question "Near what city in Sudan do many Somalis reside?"

A: yes

Does the sentence "The rhythm is linked to the lightdark cycle." provide a valid answer to the question "To what is the circadian rhythm tied?"

A:
yes