• Air plant $\rightarrow$ (II) Billbergia nutans: Common epiphytic bromeliad known as Queen's tears or air plant due to hardy root attachment and hanging pink-green flowers.
• Fingernail plant $\rightarrow$ (I) Neoregelia spectabilis: Prized for its olive-green strap leaves with striking bright red, fingernail-like tips on the terminal leaf edges.
• King of the bromeliads $\rightarrow$ (IV) Vriesea hieroglyphica: Named for its majestic large rosette with intricate, hieroglyphic-like dark zigzag cross-banding on broad leaves.
• Wax torch $\rightarrow$ (III) Aechmea bromeliifolia: Produces dense cylindrical woolly flower spikes with waxy yellow petals resembling a glowing torch.
• Correct Combination: (A)-(II), (B)-(I), (C)-(IV), (D)-(III), matching Option 2.

Correct option: (2) (A)- (II), (BY (1), (CIV), (D)-(II)