What is the central object in this poem? The petals fall in the fountain,
the orange-coloured rose-leaves,
Their ochre clings to the stone.
- "Tsai Chih,"
Ezra Pound
the fountain
the ochre
the petals
the stone

the petals

Explanation:

The petals are the central object of this poem as it their properties and actions that are being referred to in this poem.

Starting with their actions of falling into the fountain, the poem then describes their color and likeness by stating that they are orange-coloured rose-leaves. The poem then mentions how their ochre clings to stone.

All three lines of the poem reference the petals so they must be the central object.

comfortable

explanation:

one type of the adjectives is predicate adjective. a predicate adjective is an adjective which follows a linking verb and modifies or refers back to the main subject of that linking verb.

it usually is used just before the noun it modies.

here in this example:

'penguins seem comfortable in the coolest habitats', comfortable is the predicate adjective which follows the linking verb 'seem' and modifies the noun.

intelligent is the best word to describe ivan markovitch.