Does the sentence "One problem with these assignments is admixture." provide a valid answer to the question "What is a problem with racial assignments?"

A: yes

Does the sentence "Ten of England's eighteen species of bats have been recorded in Epping Forest: soprano, nathusius and common pipistrelles, noctule, serotine, barbastelle, daubenton's, brown Long-eared, natterer's and leisler's." provide a valid answer to the question "It appears that otters may be returning to the city of London after how long an absence?"

A: no

Does the sentence "The University District is home to the University of Washington Medical Center which, along with Harborview, is operated by the University of Washington." provide a valid answer to the question "What kind of hospital is Seattle Children's?"

A: no

Does the sentence "Overenthusiastic in building a "world-class" industrial city, the government also made many disastrous mistakes during development, such as spending hundreds of millions of yuan to mine for non-existent coal, resulting in negative economic growth in the late 1960s." provide a valid answer to the question "How many Pillar industries were there from the 1960s to the 1980s?"

A:
no