Premise:
"The great Buddhist carvings on the railings from the Bharhut stupa (second century b.c. ), comparable to those of Sanchi , are preserved in the Bharhut Gallery." Based on this premise, is the hypothesis "The Bharhut stupa that contained the railings was in poor condition, so just the carvings are being preserved." true?
OPTIONS:
[a]. yes.
[b]. it is not possible to tell.
[c]. no.
[b].