In the context of recent trends in Indian historiography, which of the following statements are CORRECT?

(a) There's a growing emphasis on the environmental history of India, examining how humans interacted with and shaped their ecological surroundings.
(b) Historians are increasingly employing digital tools and methodologies for data analysis, historical mapping, and public outreach.
(c) Studies on emotions and subjective experiences are gaining traction, moving beyond purely economic or political interpretations of the past.
(d) The focus has shifted away from studying the history of elites and institutions, with a renewed interest in the lives and experiences of marginalized communities.