Answer:
A. Phone repair requires detailed knowledge of how phones work.
Explanation:
Technical terms refer to words related to a particular subject or science. In that matter, a phone repairman's manual constains specific vocabulary concerning the components of a phone, inside and outside, as well as how those parts function in combination to make a phone work.
The rest of the alternatives are incorrect because they do not involve the fact that a phone manual has more technical terms than a television guide.
The answer to the given sentence above would be a complex sentence. What makes it complex is that, it contains an independent and a dependent clause. The clauses are connected by a subordinating conjunction which is the word "although". Hope this answers your question.
She faces trying to buy a gift for her husband Jim when she only has $1.87
The internet helped numerous artists make their artwork more visible, increasing accessibility to worldwide audiences. Advanced technology also enabled the artist to transform and manipulate their artwork, thus becoming a significant art medium.