Does the sentence "Infrared astronomy uses sensor-equipped telescopes to penetrate dusty regions of space, such as molecular clouds; detect objects such as planets, and to view highly red-shifted objects from the early days of the universe." provide a valid answer to the question "What discipline uses infrared telescopes to see through molecular clouds?"

A: yes

Does the sentence "When assigned categories, four possible permutations result: identity diffusion, identity foreclosure, identity moratorium, and identity achievement." provide a valid answer to the question "What is the permutation when a person has not chosen goals in the past but is willing to in the future?"

A: yes

Does the sentence "Agriculture in Portugal is based on small to medium-sized family-owned dispersed units." provide a valid answer to the question "What types of crops does Portugal produce?"

A: no

Does the sentence "It produced a blue-green which no other pigment could imitate, but it had drawbacks; it was unstable, it could not resist dampness, it did not mix well with other colors, it could ruin other colors with which it came into contact., and it was toxic." provide a valid answer to the question "What is made by placing a plate of blade of copper, brass, or bronze into vat of fermenting wine for several weeks, then scraping off and drying the green powder?"

A:
no