Question

The ____ method lets you add characters at a specific location within a StringBuilder object. A.charAt()...

The ____ method lets you add characters at a specific location within a StringBuilder object.

A.charAt()

B.insert()

C.append()

D.setCharAt()

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Answer #1

B.insert(). Is Correct answer.

append is for adding characters at end.

charAt will return character at specified index.

setCharAt there is no such method in StringBuilder

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