IN PARAGRAPH 2, WHAT DOES “MULTI-TASK” MEAN

29: In paragraph 2, what does “multi-task” mean?

by the person (22)_____ sees it. Some people think that UFOs are alien spaceships.

A. Become able to text while walking.

The US government has records of thousands of UFO sightings. These include photos of

B. Do more than one thing at the same time.

UFOs and (23)_____ with people who claim to have seen them. In the 1950s scientists

C. Feel confident that you can text while walking.

chosen by the government studied hundreds of sightings. Most of the sightings turned out

D. Send many text messages in a short period of time.

to be space objects, such (24)_____ stars, bright planets or meteors. Many other sightings