lactobacillus bacteria are probiotics that lives inside the body of man these bacteria help aid in digestion and promote good health.which of the following relationship exists between man and lactobacillus bacteria A.competition B.mutualism C.parasitism D.predation 10.in a predator-prey relationship,the predator eats the prey.which of the following organism is a predator? A.earthworm B.grass C.lizard D.mosquito