Question

Collaboration online increases students' motivation by

sparking an interest in a particular subject
introducing them to others with different viewpoints
holding students accountable to others
demanding that students contribute to a group

Answer 1

Holding students accountable to others

Step-by-step explanation:

Answer 2

Only viable option remaining: Holding students accountable to others.

Step-by-step explanation:

Took the quiz twice, first time answered "introducing them to others with different view points", got it wrong. 2nd time answered "sparking an interest in a particular subject", got it wrong.

"Demanding that students contribute to a group" is not correct.