Directions (1-4): Read the given passage and answer the questions that follow by selecting the most appropriate option. 

The President of Earth glowered at the autocue and the television camera in the small presidential studio which was where he should have been right now instead of reading ridiculous public service emergency announcements.

It was his day off and he reckoned that the world and its wretched public service announcements should wait until tomorrow. Unfortunately, the world didn’t want to wait and the World Parliament had prepared this announcement for him to read, so he was glowering at everyone. The autocue started rolling and the President relaxed has scowling face and beamed into the television camera, exuding bonhomie to the billions who were watching as he read from the autocue.

Scientists are today investigating objects that are appearing across the world and which seem to present a degree of danger to anybody touching them. World scientists are advising that, under no circumstances should these objects be touched. A heavy metal object that is floating on a pond would be such an example. A tree growing out of concrete would be another. However, there is no guarantee that objects will always have this incongruity and scientists are advising the general public to proceed with great caution, especially when at home where unfamiliar objects may be more easily identified. After reading the announcement, the president of Earth leaned back in his presidential chair and gave his most reassuring smile. Well that’s it folks. Take care, while we get to the bottom of this. You can be sure we are working on it hard. So, bye for now, from your president, Goodbye!

The contradiction is conveyed in the phrase ridiculous public service emergency announcements by the word---