Does the sentence "Time is also of significant social importance, having economic value ("time is money") as well as personal value, due to an awareness of the limited time in each day and in human life spans." provide a valid answer to the question "What is the current international unit of time?"

A: no

Does the sentence "Tensions continued to escalate and on December 29, Popular Front activists seized local party offices in Jalilabad, wounding dozens." provide a valid answer to the question "What in Jalilibad was taken over by the Popular Front?"

A: yes

Does the sentence "The network consists of six lines with a total length of 189.63 kilometres (117.83 miles) with 142 stations, of which 35 are underground, five are at-grade, and the remainder are elevated." provide a valid answer to the question "How many of the Delhi Metro's stations are located underground?"

A: yes

Does the sentence "Today, there is no official dress code." provide a valid answer to the question "What is the official dress code today at Buckingham Palace?"

A:
yes