What what's the meaning of fed?

[Yeti]

English Language Proficiency Tests, Advanced Level

ESL/EFL Test #62 "Bite, Bit, Bitten", question 8

I can't believe that he's turning against his own parents -- it's like biting the hand that ......... you.

(a) brought
(b) nourished
(c) helped
(d) fed

English Language Proficiency Tests, Advanced Level

ESL/EFL Test #62 "Bite, Bit, Bitten", answer 8

I can't believe that he's turning against his own parents -- it's like biting the hand that fed you.

Correct answer: (d) fed
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what's the meaning of fed?

Yeti

[Mister Micawber]

.
The past tense and past participle of 'feed'.
.
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Native English teacher at Mister Micawber's