I think it may be D but all of them sound pretty important to get the perfect photo. I tried researching and each website told me different.<span />
Answer
Linguistics
Explanation:
linguistics can be defined as scientific study of language and its structure, including the study of grammar, syntax, and phonetics.
there are some Specific branches of linguistics and that include computational linguistics, comparative linguistics, and structural linguistics.
study material into songs can also be defined as a linguistic hence linguistic is the correct option for you question
Computer checkup/maintenance. You forgot to mention windows updates, it is critical to perform that action as well cause of the recent ransomeware malware that is going around lately and Microsoft and other OS vendors yes even Apple have released patches to prevent it spreading even further.
Answer:
An increase in revenue
Explanation:
We cannot predict how much revenue growth we are going to generate, and at what time. And hence, 2 and 3 are not an option here. Also, a TV science show has nothing to do with the quantifiable outcome of a project. And what is true is certainly that there is going to be an increase in revenue, which can certainly predict if we feel work was good and ended with good results. And hence the above option is the correct option for this question.