“Clear as a cloudy day” is semantically incorrect, as cloudy days are not clear, undermining the intended meaning (English usage guides).

Singular “committee” requires “was,” not “were” (Strunk & White).

“The physicist” is singular, requiring “is,” not “are” (Chicago Manual of Style).

A uses “myriad” as an adjective and singular “team” with “is” (Merriam-Webster).

A uses correct singular “interplay” and plural “shape” for the compound subject (Nature genetics journals).

A uses singular “march,” “technology,” and “intelligence” with correct verb “demand” (Chicago Manual of Style).

A uses singular “nature” and “dark matter” with correct verb agreement (NASA cosmology references).

A maintains singular “scientist” and correct adjective “intricate” for “data sets” (Chicago Manual of Style).

A has correct plural “corridors,” singular “bureaucracy,” and “myriad” as an adjective (Merriam-Webster).

A uses correct preposition “of” and singular verb “has” for “committee” (Chicago Manual of Style).