The above question has multiple choices as below
<span>A. Data links
B. The post office
C. Driving a car
D. A train
The answer is (B) The Post Office.
In layman’s terms, transport layer is similar to the post office functions of delivering parcels and letters at the agreed delivery deadlines. It also notices any dropped info and re-transmits it.
Just like the post office, the transport layer directs messages and information between specific end users. If by mistake you write a letter to the wrong person, the letter will be returned and the postal employee will stamp it as address unknown.
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Answer:

Explanation:
Given

Required
Write an equivalent expression in C
The given expression uses + and + is represented as + in C
So: The equivalent expression is

However, C supports compound assignment operators
So:
can be rewritten as

Explanation:
analogue computer is in computer which is used to process analogue data.
Analogue computer were widely used in scientific and industrial application