A would decrease the need for reproduction, so that's not it.
C wouldn't be helpful - less food wouldn't want you to produce more organisms, it would mean more competition for less food
D wouldn't be helpful, asexual reproduction creates a limited gene pool that is less likely to be resistant to diseases
So B is the answer, because the more of the species there are, the greater chance of survival.
<span>The gastric lipase is more relaxed compared to the pancreatic lipase because it is only concerned with the breakdown and digestion of food that was ingested within the body. Unlike the pancreatic lipase that process and weed-out the unnecessary materials that are no longer needed by the body.</span>