According to the $IUCN$ Red List,what is the conservation status of the Red Panda?

The Earth Summit held in Rio de Janeiro in $1992$ was called:

Zoological parks and botanical gardens are part of......

$(i)$ Sacred groves $(ii)$ Hot spots $(iii)$ National park $(iv)$ Wild life safari park $(v)$ Seed bank $(vi)$ Biosphere reserve. Select the correct answer from the options given below $:-$ $(a)$ $i, ii, iii, vi$ are the examples of in-situ conservation. $(b)$ $iv, v$ are the examples of ex-situ conservation. $(c)$ $ii, iv, v$ are the examples of ex-situ conservation. $(d)$ $i, ii, iii, iv, vi$ are the examples of in-situ conservation.

Assertion : $A$ sanctuary is formed for the conservation of animals only.
Reason : Restricted human activities are allowed in sanctuaries.

Which is the national aquatic animal of India?