A P. bursaria cell that has lost its zoochlorellae is said to be "aposymbiotic." It might be able to replenish its contingent of zoochlorellae by ingesting them without subsequently digesting them. Which of these situations would be most favorable to the re-establishment of resident zoochlorellae, assuming compatible Chlorella are present in P. bursaria's habitat?

A. abundant light, no bacterial prey
B. abundant light, abundant bacterial prey
C. no light, no bacterial prey
D. no light, abundant bacterial prey