When a writer uses an expert to support a claim, the writer is using information from someone who has firsthand knowledge of the subject.
written an argumentative essay on the subject.
written detailed journal entries about the subject.
specific and authoritative knowledge of the subject.

D) specific and authoritative knowledge of the subject.

Explanation:

Got it right on the test (Edge)

i think it would be reparing roads  

a politically correct answer.

northernmost part (disputed, administered) - near indira col, siachen glacier - 35.674520°n 76.845245°e

northernmost part (disputed, claimed) - dafdar near beyik pass - 37°24′00″n 75°24′00″e

northernmost part (undisputed) - near dharwas, chambal district - 33.24902°n 76.82704°e

southernmost part (mainland) - cape comorin - 8.06890°n 77.55230°e

southernmost part - indira point in the nicobar islands - 6.74678°n 93.84260°e

distance between:  

1 & 4 - 3070 km

1 & 5 - 3654 km

2 & 4 - 3269 km

2 & 5 - 3885 km

3 & 4 - 2801 km

3 & 5 - 3430 km

explanation: