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Transversal equalizers are ________ and decision feedback equalizers are ______

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Transversal equalizers are ________ and decision feedback equalizers are ______

(a) Feed forward, feed back

(b) Feed back, feed forward

(c) Feed forward, feed forward

(d) Feedback, feedback

The question was posed to me by my school teacher while I was bunking the class.

My doubt is from Equalization in chapter Baseband Demodulation and Detection of Digital Communications

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The correct choice is (a) Feed forward, feed back

For explanation I would say: Linear devices with only feed forward elements are called as transversal equalizers and non linear devices with both feed forward and feed back elements are called as decision feedback equalizers.

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