Question

According to the study, "happy." or persistent, marshes all shared common traits. What healthy marshes shared most of all was vegetation
distributed on the higher end across low-to-high landscape elevations. The single most important measurement in assessing a "happy" tidal
marsh is whether a sizeable proportion of its vegetation is at a high elevation in relation to current water levels. Another feature of "happy"
marshes is a low percentage of unvegetated versus vegetated area in the marsh landscape.
What is the meaning of "happy as used in the excerpt?
OA.
fortunate
OB.
indifferent
OC. content
OD. enduring

Answer 1

letter d makes the most sense to me