A sentence is missing in the given paragraph. Select the option that will fill in the blank and complete the passage correctly.
Climbing Mount Everest is a significant achievement for mountaineers and
adventurers. _____________________________________________________________.The climb is challenging due to extreme weather conditions and high altitude. Climbers must be well-prepared and experienced to attempt the summit. The first successful ascent was made by Tenzing Norgay and Sir Edmund Hillary in 1953.