A simple random sample<span> is a subset of a statistical population in which each member of the subset has an equal probability of being chosen. An example of a simple </span>random sample<span> would be the names of 25 employees being chosen out of a hat from a company of 250 employees.</span>
You can start from any of the options mentioned above however make sure to follow the rule of BODMMAS but you can start from (D) 54÷3 if you just really want a section to start with