$\mathbf{A}$ is false but $\mathbf{R}$ is true

Both $\mathbf{A}$ and $\mathbf{R}$ are correct and $\mathbf{R}$ is the correct explanation of $\mathbf{A}$

Both $\mathbf{A}$ and $\mathbf{R}$ are true, but $\mathbf{R}$ is not the correct explanation of $\mathbf{A}$

$\mathbf{A}$ is true but $\mathbf{R}$ is false

(a) and (c) only

(a) only

(a), (c) and (d) only

(a), (b), (c) and (d)

Flippers of penguins and dolphins

Eyes of octopuses and mammals

Fore limbs of whales and bats

Wings of butterflies and birds

$\mathrm{A}(\mathrm{III}), \mathrm{B}(\mathrm{IV}), \mathrm{C}(\mathrm{I}), \mathrm{D}(\mathrm{II})$

$\mathrm{A}(\mathrm{I}), \mathrm{B}(\mathrm{II}), \mathrm{C}(\mathrm{III}), \mathrm{D}(\mathrm{IV})$

$\mathrm{A}(\mathrm{II}), \mathrm{B}(\mathrm{IV}), \mathrm{C}(\mathrm{III}), \mathrm{D}(\mathrm{I})$

$\mathrm{A}(\mathrm{II}), \mathrm{B}(\mathrm{IV}), \mathrm{C}(\mathrm{I}), \mathrm{D}(\mathrm{III})$