Q: 58 (SCRA/2009)

Examine the following random sets of words
1. Think, Act, Plan
2. Listen, Believe, Confirm
3. Chew, Cook, Digest
4. Strategy, Problem, Solution
Which of the above two sets can be combined together?
question_subject: 
Economics
question_year: 
2009
question_exam: 
SCRA
stats: 
0,16,80,16,72,8,0