Multiple choice

Directions: Fill in the blank with the most appropriate of the given options.

Hovercraft, or air-cushion vehicles, are unusual _____ they travel over land and water on a layer of air.

  1. because

  2. since

  3. for

  4. in that

  5. as

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The use of "in that" is the correct form for the sentence.