Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.

Lions spend much of their time resting and are active only about ____ hours every day.
four

Fitness has ____ components, aerobic and muscular.
two

Substance abuse knows ____ boundaries crossing all cultural, ethnic, and socioeconomic lines.
no