Cloze Passage:
When it became difficult to empirically prove that children learn better in private schools, the attack ______ a new weapon: per unit cost of learning outcomes. Most of the learning outcome researches almost ______ fail to understand the entire ______ of education in any depth and reduces it to learning of so-called 3Rs for economic purposes.
Select the correct option for the third blank.
- Ainvents
- Bhad invented
- Cis inventing
- Dinvented
Solution & Step-by-step Explanation
The correct option is D.
The first part of the sentence uses the past tense ("it became difficult"). To maintain chronological alignment of past events, the simple past verb invented is correct.
The first part of the sentence uses the past tense ("it became difficult"). To maintain chronological alignment of past events, the simple past verb invented is correct.