Mechanical Engineering > GATE 2023 > Reasoning
The symbols ◯ 🞳,△ and ◻ are to be filled, one in each box, as shown below. The rules for filling in the four symbols are as follows.
1) Every row and every column must contain each of the four symbols.
2) Every 2Γ2 square delineated by bold lines must contain each of the four symbols. Which symbol will occupy the box marked with '?' in the partially filled figure?
1) Every row and every column must contain each of the four symbols.
2) Every 2Γ2 square delineated by bold lines must contain each of the four symbols. Which symbol will occupy the box marked with '?' in the partially filled figure?

Explanation
Correct : d
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