Cause of low productivity: infer the best reason few tasks were completed last week Stem: "Practically, very little work could be completed in the last week as it was …" Choose the completion that most directly explains reduced work output.

ConceptIf little work was completed, the most straightforward cause is fewer working days (i.e., many holidays).

Option analysisfull of holidays — directly limits work days and output. ✅(a) "Full of working days" would allow more, not less, work.(b), (d), (e) suggest heavy activity, which should increase work done, not decrease it.

Final Answerfull of holidays.