Which Example Best Illustrates a Semelparous, K-Selected Species

Multiple Choice

Which example best illustrates a semelparous, K-selected species?

A) a plant that reproduces one time at the end of its life in a habitat with extensive competition for water
B) a plant that reproduces one time at the end of its life in a habitat where it does not experience competition with other plants for soil nutrient
C) a stable population of wolves in Yellowstone National Park
D) a red-winged black bird that typically raises three clutches of eggs per season in a wetland habitat with competition for nesting sites