Answer:
b. motivate students by calling their attention to their own progress over time, and to the links between effort and outcome
Step-by-step explanation:
Motivation can come in different ways. Mr Lupez asked the students to keep a study log and a log of their homework because he wants them to continue viewing their progress over a period of time. This is a motivation technique as it relates to the students because students seeing that they are progressing would want to put more efforts into making sure that they continue to improve.