with the alternative hypothesis the reasearcher is predicting

Car magnets are an alternative to car stickers. They are easier to remove compared to stickers.

Differential rev

Fleece Apparel can be an alternative to to other apparel such as wool or cotton. Fleece apparel is not an expensive alternative to these other products an can be purchased near or at the same price as other apparel.

They can't cross dykes, ditches or particularly rocky ground. Compared the alternative, ladders, they have a great number more advantages.