The great traveler Ibn Battuta set off on his first major pilgrimage, otherwise known as this, to Mecca in the early 14th century. A)
Qu'ran
B)
hajj
C)
jihad
D)
journey

studies show tha in 7.5 billion years from now, the expanding sun will engulf, and destroy, the earth.

a. theta waves. this is because the person is in a light sleep which means the brain waves would show these kind of waves.

you didn't post an image.