[Q]: In guitar music, especially electric guitar, a power chord (also fifth chord) is a colloquial name for a chord that consists of the root note and the fifth. Power chords are commonly played on amplified guitars, especially on electric guitar with distortion. Power chords are a key element of many styles of rock and especially in heavy metal, and punk rock. The Friant-Kern Canal is a 152 mi Central Valley Project aqueduct managed by the United States Bureau of Reclamation or formerly the United States Reclamation Service in Central California.
[A]: It's impossible to say

[Q]: The Takahashi River ( , Takahashi-gawa ) is a Class A major river in the western part of Okayama Prefecture. It acts as the main drainage for the Takahashi River Drainage System, and is one of the three main drainage rivers in Okayama Prefecture (the others being the Yoshii River and the Asahi River). The Takahashi River is a Class B river.
[A]: No

[Q]: Nicotiana langsdorffii, Langsdorff's tobacco, is a species of the "Nicotiana" genus (tobacco). It is an annual plant with large leaves (up to 10 inches long) with tall 2 inch nodding long tubular bell shaped flowers that are apple green in colour, with blue anthers. "N. langsdorfii" lacks fragrance unlike some of the other tall species. It is grown as an ornamental garden plant. Nicotiana langsdorffii must be planted every year.
[A]: It's impossible to say

[Q]: Hakea microcarpa , commonly known as small-fruit hakea is a flowering plant in the family Proteaceae and is endemic to eastern Australia. It is a spreading shrub, often growing in woodlands, heathlands and near swamps in montane areas of eastern Australia. other countries ban the importing of the plant
[A]:
It's impossible to say