Select the most appropriate option that can substitute the highlighted segment in the given sentence and rectify it. If no correction is needed, select ‘No correction required’.
They are launching the new product last month.

Correct option is A

✔️ Correct option: (a) launched
Explanation: The sentence mentions “last month”, which clearly refers to a past action. Therefore, the correct tense should be simple past, not present continuous.
Correct sentence: “They launched the new product last month.”
Grammatical rule used: When a specific time in the past is mentioned, the simple past tense is used.
✦ In Hindi: जब कोई क्रिया भूतकाल में निश्चित समय पर हुई हो (जैसे last month), तो simple past tense (V2) का प्रयोग होता है।
Meanings of all options:
· (a) launched – past tense of launch; to introduce a new product
· Hindi meaning: लॉन्च किया ✅
· · (b) was launching – past continuous, not suitable for completed action. ❌
· Hindi meaning: लॉन्च कर रहा था
· · (c) No correction required – incorrect as present continuous doesn’t match the past time. ❌
· · (d) did launched – grammatically incorrect; double past tense. ❌
· Hindi meaning: गलत प्रयोग