Which sentence from the passage contains an error?

The date of a business letter is included in the greeting. heading. inside address. margin.

April is studying finance in college. she wants to enter a career that is expected to experience much growth. rank the jobs that april is considering, from the least to greatest expected growth.

He united states can produce 200 pillows in one week, while spain and france produce 150 and 100 pillows, respectively, in one week. on the other hand, spain can produce 10 televisions in one week, while the united states and france produce only 5 and 4 televisions, respectively. has an absolute advantage in producing pillows, and has an absolute advantage in producing televisions.