"grap bag" vs "grab bag"

[Yonah]

English Language Tests, Intermediate level

ESL/EFL Test #490 "English Slang Idioms (232)", question 7

"I just went to the supermarket and they have a deal there that if you spend $50 on groceries, you get a free .........-bag of groceries. In my bag I got: ice cream, cheese, a loaf of bread, some salsa, a certificate for a pizza, and several little items," Irma said to Rose.

(a) snatch
(b) grap
(c) steal
(d) nebulous

English Language Tests, Intermediate level

ESL/EFL Test #490 "English Slang Idioms (232)", answer 7

"I just went to the supermarket and they have a deal there that if you spend $50 on groceries, you get a free grap-bag of groceries. In my bag I got: ice cream, cheese, a loaf of bread, some salsa, a certificate for a pizza, and several little items," Irma said to Rose.

Correct answer: (b) grap
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yeah, not a grap bag in is a grab bag?

Yonah

[Mister Micawber]

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Yes, there is a typing mistake, Yonah. Thanks for telling us; we will fix it soon.
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Native English teacher at Mister Micawber's