Final answer:
Jenna is likely to overcome her apprehension by practicing frequently and preparing carefully for her presentation on the social habits of honeybees.
Step-by-step explanation:
To overcome her feelings of apprehension about public speaking, Jenna will likely benefit most from engaging in practices that address both her preparation and her mental state. The best answer is b. practice frequently & carefully prepare. Frequent practice will help Jenna become more familiar with her material and reduce the anxiety associated with the uncertainty of presenting. Careful preparation will ensure that she is fully equipped to address the topic at hand, which in this case is the social habits of honeybees. This answer incorporates elements of the other options such as positive thinking, visualizing the outcome, and deep breathing techniques that are part of a comprehensive approach to managing the stress of public speaking, but emphasizes practical steps she can take to build confidence and mastery of the subject matter.