Which devices from the list given below will form part of formative evaluation? Give your answer by selecting from the code.

Code:

(a) Conducting a quiz session

(b) Giving multiple – choice type question in post – instructional sessions

(c) Giving a mastery test

(d) Providing corrective feedback during discussions

(e) Encouraging opportunity for metacognitive thinking

(f) Grading students performance on a five – point scale