Pekerjaan yang dibutuhkan hanya satu.

Jadi, jawaban yang benar adalah A.<img align="middle" alt="undefined" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»§#160;«/mo»«/math»" height="5" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAQAAAAFCAYAAABirU3bAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAEx0lWhwAAAAxJREFUeNpjYKABAAAAVQAB8vOvGAAAAE50RVh0TWF0aE1MADxtYXRoIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8xOTk4L01hdGgvTWF0aE1MIj48bW8+JiN4QTA7PC9tbz48L21hdGg+SHplFQAAAABJRU5ErkJggg==" style="max-width: none; vertical-align: -1px;" width="4" />

The following text is for questions 18 and 20.

 
<img alt="" src="https://imgix2.ruangguru.com/assets/miscellaneous/png_w2wjbs_7304.PNG" style="width: 300px; height: 293px;" />

 
How many job are needed?

The following text is for questions 18 and 20. How many job are needed?

Jawaban: