Rearrange the parts of the sentence in correct order.

Ensuring security

P-harder than hacking into a system

Q-of data, information, and

R-communication is considerably

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

It has (being) too dangerous for too many people.

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

There's nothing wrong with (having to) a different opinion.

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Out of date

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

In black and white

In the following question, out of the four alternatives, select the word opposite in meaning to the word given.

To filch

In the following question, out of the four alternatives, select the word opposite in meaning to the word given.

Parsimonious

In the following question, out of the four alternatives, select the word similar in meaning to the word given.

Consequent

In the following question, out of the four alternatives, select the word similar in meaning to the word given.

Affectionate