EXPLAIN THE ANSWER AND I WILL GIVE BRAINLIEST:

It's A because it's a known fact that plants naturally bend toward the sun to get the maximum efficiency of sunlight needed.

1. Natural selection influences the effectiveness of antibiotics because a disease evolves to grow more resilient against antibiotics.

2. Because there won't as many predators around a reinforced reproductive isolation.

3. A very disease resilient, healthy population.

Hope this helps!