Correct option is A
The correct transformation of the given sentence is
(a) He was so occupied with important matters that he had no time to meet us.
The original sentence implies a cause-and-effect relationship:
Because he was occupied with important matters, he couldn't meet us. Option (a) correctly maintains this meaning using the structure "
so...that," which is commonly used to express cause and effect.
Grammatical rule used: The "
so...that" construction is used to show the degree or extent of something leading to a specific result.
Explanation of the grammatical rule in Hindi:
"so...that" का प्रयोग किसी कार्य के कारण और उसके परिणाम को दर्शाने के लिए किया जाता है।
Example: She was
so tired that she fell asleep immediately.