Purple Loosetrife Is Considered an Invasive Plant in Michigan

Multiple Choice

Purple Loosetrife is considered an invasive plant in Michigan. To detect the presence of Purple Loosetrife on public land, environmental researcher's partition land into one acre parcels then Randomly select a sample of parcels to be fully inspected for the presence of Purple Loostrife. What Kind of sampling does this illustrate?

A) Cluster
B) Systematic
C) Stratified
D) Random Sampling