It helps them stay safe from predators
Antibiotics are drugs that are able to fight diseases caused by bacteria. Besides, it is a "golden solution" that can kill harmful bacteria (pathogenic bacteria such as fungi, actinomycetes, ...), has the effect of inhibiting the growth and spread of of these bacteria.
Sensory processes are responsible for converting sensory messages into neural impulses
The female part of the flower is known as the CARPEL or pistil so the as would be D.