If your specific test had a slightly different passage (e.g., "Digital Mapping in Humanitarian Aid" or "The Ushahidi Story"), the answer logic remains the same. You can practice with:
Finding the can be a bit of a challenge because this specific passage often appears in Computer-Based IELTS exams or newer practice volumes like the Recent Actual Test series.
By noon, the thread was a masterpiece of collective intelligence. For these students, the crowdmap was more than just a list of answers; it was a way to reclaim power from a high-stakes gatekeeper. They had walked into the exam halls as isolated competitors, but in the digital aftermath, they had become a singular, precise engine of recollection.