Fill in the Blanks (Reading & Writing)

Ski resorts increasingly face uncertainty over the —lengthlengthenlengthylengthiness of their operating seasons as winters grow milder and less predictable. Many now —relydependcounttrust on artificial snow-making to open on schedule, a costly and energy-intensive solution. Some resorts have begun —diversifyingdiversediversitydiversify their offerings to include summer activities, hoping to reduce their dependence on snowfall.