Before embarking on a jungle trekking adventure, it's crucial to prepare thoroughly. You need to research the area, understand the local wildlife, and pack appropriate gear, including insect repellent and waterproof clothing. Most importantly, inform someone about your route and expected return time for safety.
What is emphasized as the most important safety measure before a jungle trekking adventure?
A) Packing insect repellent.
B) Researching local wildlife.
C) Informing someone about your plans.
D) Bringing waterproof clothing.