Ancol CH₃-CH(CH₃)-CH₂-CH₂-CH₂-OH có tên là gì?

A. 2-metylpentan-1-ol

B. 4-metylpentan-1-ol.

C. 4-metylpentan-2-ol.

D. 3-metylhexan-2-ol

Mark the letter A, B C or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

Many California mining towns prospered until the gold ran out and prospectors moved on to new areas, leaving boom towns to become ghost towns.

A. declined

B. assembled

C. employed

D. thrived