Answer: There was a high risk of avalanche along the Chilkoot Pass, as snow storms were frequent and the snow could give way and speed down the summit. The wet and heavy snow of the avalanches could kill 50 to 100 men at a time.
Explanation:
Firefox, Google Chrome, Safari and Opera are some of the most famous web browsers. What are they, and what are they good for? They are, definitely, computer programs that help users visit, preview and interact with a website. Therefore, option B is your best answer.