<u>d. divide the population into groups; use simple random sampling to identify a proportionate number of individuals from each group</u>
<u>Step-by-step explanation:</u>
Remember, a cluster represents a selection out of a group belonging to a larger population. Thus, cluster sampling includes the steps;
<u> divide the population into groups;</u>
<u>use simple random sampling to identify a proportionate number of individuals from each group.</u>
For example, A bus company wants to survey all its customers for a particular day, using cluster sampling, they will randomly select 10 trips that day and survey some or all the passengers on those trips.