Regarding CC amplifier consider the statements 1 to 4

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Regarding CC amplifier consider the statements 1 to 4—
1. It perfoms a resistance transfomation from low to high resistance.
2. Its current gain is close to unity
3. Its voltage gain is close to unity
4. The frequency range is higher than that of a CE syage.
Of these the only true statements are:

1. 1, 2, 4
2. 1, 3
3. 2, 4
4. 3, 4

Correct Option: B

(i) Common collector amplifier perform a resistance transformation from low resistance to high resistance.
(ii) Its current gain is very high.
(iii) Its voltage gain close to unity.