-
A.
addition
-
B.
subtraction
-
C.
multiplication
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D.
Both
Correct Option: DExplanation: Abacus can perform Both ‘A’ and ‘B’. <br>
<p><strong>Abacus(1602)</strong></p>
<p><strong>Inventor</strong>: China</p>
<p><strong>Characteristics</strong>: </p>
<ul>
<li>First mechanical calculating device.</li>
<li>A horizontal rod represents the one, tens, hundred, etc.</li>
</ul>
<p><strong>Applications</strong>:</p>
<ul>
<li>Used for addition and subtraction operations.</li>
<li>Calculation of square roots can also be performed.</li>
</ul>