“The Red Wheelbarrow” is considered as a prime example of early twentieth-century Imagism. What are the distinctive artistic features in this poem? 
 
A、The poem is written in a brief, haiku-like free-verse form.
B、 Its words can be easily understood and are extremely simple.
C、The images in the poem are quite clear and concrete but are rich and replete with multiple meanings.
D、The poem focuses on the objective representation of objects, in line with the Imagist philosophy.