Sentence completion

Hi can you help me with these?

1-"A stranger stood up on the stage and started to take sole credit for the diffcult rescue operation......................."

A- since he hadn't even been in the city when the accident occurred

B- in order to prove to everyone that he was a particularly modest individual

C- as if he had played an important role in it himself

D- unless it had actually been easier than reported in the media

E- despite having saved all of the people's lives on his own

- My answer is C

2- "Eye contact is considered impolite and an invasion of space in some cultures................................

A- but Asian people, particularly the Japanese, would consider it a rude act

B- where it is thought to convey openness and honesty

C- in Eastern cultures, though, it may be offensive to look a person in the eye

D- whereas in many parts of Europe it is a means to express trust in the other person

E- since there is more mutual eye contact between friends

- My answer is D

3- "......................................, people relied on natural events that happened on a regular basis.

A- As various devices have been used to keep track of time

B- Created as a way to deal with ignorance and fear of the unknown

C- While the way rituals were practised has hardly changed

D- For thousands of years, before clocks were invented

E- Not having the means to be able to stop disasters

- My answer is B