What is a groin vault?

a. Agroin vault is a structure that resembles the top half of a sphere.

b. A groin vault comes from the extension of a round arch, similar to a long tube of arches.

c. Agroin vault has two barrel vaults of the same diameter which cross or intersect one another.

d. Agroin vault has two barrels which extrude into a two dimensional structure.

Which function of nonverbal communication is at work? trey was planning a surprise party for lynn, but when she asked him why they couldn't go out on friday, trey shifted his eyes, coughed, and stuttered when he said he already had plans. what did trey's nonverbal communication do for lynn? clarify the relationship regulate the interaction increase persuasive power reveal discrepancies manage impressions

Escribe un adjetivo junto a cada sustantivomelo diosascl aromo lestosos curaesp aciososbulli cio sas [lo pongo separado para que no lo censure]tran quiloaco gedoradi ano chemus icasruid osca sapu eblopis osciu dades ayuda : 'v

I’m the marriage of giovanni arnolfinj and giovanni cermani painted by jan van eyck the symmetry we may observe is primarily symmetry