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How can you protect a metacharacter ( such as the $ character ) from shell interpretation? a . Precede it with a / . b

How can you protect a metacharacter

(

such as the $ character

)

from shell interpretation? a

.

Precede it with a

/ .

.

Precede it with a

\ .

.

Precede it with a $

.

.

It cannot be done because metacharacters are essential.

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