In 2018, Laureen is currently single. She paid $2,640 of qualified tuition and related expenses for each of her twin daughters Sheri and Meri to attend State University as freshmen ($2,640 each for a total of $5,280). Sheri and Meri qualify as Laureens dependents. Laureen also paid $1,870 for her son Ryans (also Laureens dependent) tuition and related expenses to attend his junior year at State University. Finally, Laureen paid $1,370 for herself to attend seminars at a community college to help her improve her job skills. What is the maximum amount of education credits Laureen can claim for these expenditures in each of the following alternative scenarios? (Leave no answer blank. Enter zero if applicable.)

a. Laureen's AGI is $45,000.

American opportunity credit ______

Lifetime learning credit ______

b. Laureens AGI is $95,000.

American opportunity credit ______

Lifetime learning credit ______

c. Laureens AGI is $45,000 and Laureen paid $12,340 (not $1,870) for Ryan to attend graduate school (i.e, his fifth year, not his junior year).

American opportunity credit ______

Lifetime learning credit ______