Answer:
1. Concrete noun: Tommy
Abstract noun: upset, loud.
2. Concrete noun: teacher
Abstract noun:
3. Concrete noun: Ravi
Abstract noun: happy
4. Concrete noun: skill
Abstract noun: patience
Explanation:
A concrete noun is a type of noun that you can physically touch, see or feel (touch).
An abstract noun, as the name suggests is a type of noun which can only be felt, but cannot be seen, example emotion.
maybe the answer is letter b,5 cm
C
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