Show how 1-pentanol could be transformed into each of the following compounds by completing the given syntheses. (a) 2-Bromopentane A (1) Hg (2) NaBH4/OH B (c) 4-Methyl-4-nonanol A (1) Hg (2) NaBH4OH Bacetgne.H2OH2(Cr)42 D Structure C from the syntheses above