HELP PLEASE

Angelo is looking to take a trip overseas. His mother, Maria, suggests that he go to a travel agent because they are "experts" in the field and will be able to get him the best deal. Select the item from the list provided to make the following statements true. The existence of travel agents is a result of 1. Adverse selection 2. 20% With the creation of the internet, Angelo could search online instead of visiting different travel 3. Asymmetric information agents. This process is likely to have a lower 4. Marginal benefit Angelo instead decides to search using the internet. He should search until his marginal cost 5. Principal-agent problem equals the expected value of his 6. Expected value 7. 80% 8. Costly to fake principle 9. More time looking 10. Moral hazard 11. Marginal cost 12. Less time looking