Objects in image: Book
Text visible in image: abasequery, Fixrate, Seca, approved, lowmanyof, Evaluatingtrend, veragetime, vendesirable,, nad-halancing, MCNAPTENFFTEEN
Question: what is figure 18 - 7 displaying?
Answers: graph, basic bug activity chart, chart, unanswerable, a basic bug activity chart, a basic bug activity chart, bug activity chart, unanswerable, a basic bug activity chart, basic bug activity chart. (it's 15-7)