Which definition below describes the definition of the theme of poetry
a) the pattern of ryming lines within a poem
b)the underlying message that a poem conveys
c) the pattern of stressed syllables in a poem
d) the type of poem : haiku, limerick, free verse, ect.

cad, or computer-aided design and drafting (cadd), is a software for design and technical documentation, which is an automated process as opposed to the manual drawing of plans. this gives a person an advance in making plans as an architect in a short period of time. one who can render plans through this software will gain a skill that is better than one who makes plans manually. this is a skill some companies look for in an employee.