Calling a Non-void Method

AP Computer Science A· difficulty 4/5

<code> " hello ".trim().toUpperCase() </code> returns

A
$HELLO$
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B
$HELLO$
C
$hello$
D
$hello$

Explanation

<code> trim() </code> removes whitespace; <code> toUpperCase() </code> then capitalizes \to "HELLO".

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