Does the sentence "It shares land borders with Zambia and Angola to the north, Botswana to the east and South Africa to the south and east." provide a valid answer to the question "How far away is Namibia to the Zambezi River?"

A: no

Does the sentence "A special case is that of El Colegio Nacional, created during the district's governmental period of Miguel Aleman Valdes to have, in Mexico, an institution similar to the College of France." provide a valid answer to the question "What is El Colegio Nacional modeled after?"

A: yes

Does the sentence "Animal trials showed very good inhibitory effect as in clinical trials, however a long term study in dogs found toxic effects at higher doses and as a result mevastatin was believed to be too toxic for human use." provide a valid answer to the question "Who discovered mevastatin?"

A: no

Does the sentence "It is analogous to the radiometric unit watts per square metre, but with the power at each wavelength weighted according to the luminosity function, a standardized model of human visual brightness perception." provide a valid answer to the question "What is the SI unit of illuminace and luminous emittance?"

A:
no