Correct option is B
The error is in (b)
We did found that. It should be
We did find that.
Explanation: When "did" is used as an auxiliary verb, the base form of the main verb ("find") is used, not its past form ("found").
Grammatical rule: The auxiliary verb "did" is always followed by the base form of the verb.
Rule explanation in Hindi: "Did" के साथ हमेशा verb का base form (root form) प्रयोग होता है। Example: We did see the results yesterday.
Meanings of the other options:
·
No error: Incorrect because there is an auxiliary verb error.
·
Less capable drivers tend: Grammatically correct.
·
To choose safer cars: Correct and properly structured.