can someone please help me understand what goes in cell b15? thanks!!!

1 Editing Groups - Platinum Level Jan 10 7 Projects Mar 11 9 7 9 2 3 4 Group ID Level 5 A-2 Platinum 6 A-1 Platinum 7 B-2 Platinum 8 C-1 Platinum 9 B-3 Platinum 10 03 Platinum 11 A Platinum 12 B-1 Platinum 13 C-2 Platinum 14 15 Most projects: Specialty Project Type Reviews New Q&A Repeat Copywriting Repeat Internal New Reviews Repeat Copywriting Repeat Internat New QUAS Repeat Reviews Repeat 10 7 8 7 5 7 0 Feb 8 8 7 6 6 7 7 7 6 Total Projects 29 24 24 22 20 20 19 19 18 6 6 7 5 6 Switch to the Platinum Editing Groups worksheet, which includes the Plaunun listing editing project data for groups at the Platinum level, the highest editing level in the company. Alex wants to display statistics in cells B15 and B17. In cell B15, use the INDEX function to display the value in the first row and first column of the Platinum table