Arrange the stages of hydrarch succession in the correct sequence.

• A
  Phytoplankton $\rightarrow$ Submerged free-floating plant stage $\rightarrow$ Submerged plant stage $\rightarrow$ Reed-swamp stage $\rightarrow$ Marsh-meadow stage $\rightarrow$ Scrub stage
• B
  Phytoplankton $\rightarrow$ Submerged plant stage $\rightarrow$ Submerged free-floating plant stage $\rightarrow$ Reed-swamp stage $\rightarrow$ Marsh-meadow stage $\rightarrow$ Scrub stage
• C
  Phytoplankton $\rightarrow$ Submerged plant stage $\rightarrow$ Submerged free-floating plant stage $\rightarrow$ Marsh-meadow stage $\rightarrow$ Reed-swamp stage $\rightarrow$ Scrub stage
• D
  Phytoplankton $\rightarrow$ Submerged plant stage $\rightarrow$ Submerged free-floating plant stage $\rightarrow$ Reed-swamp stage $\rightarrow$ Scrub stage $\rightarrow$ Marsh-meadow stage