The entry of _________ termites into buildings takes place through cracks or fissures of even 0.5 mm thickness in concrete and masonry, floor joints, etc.
(a) Ground nesting
(b) Non subterranean
(c) Drywood
(d) White ants
This question was posed to me in an interview for job.
My enquiry is from Termite Proofing in chapter Damp Proofing, Water Proofing and Termite Proofing of Construction & Building Materials