In 2009 President Obama launched a nationwide initiative to end homelessness in the U S by 2020 The homeless are a vulnerable population with limited access to health care and poor health outcomes To allocate sufficient federal and local resources to eliminate homelessness U S cities conduct an annual survey to estimate the number of homeless persons living within major cities The City of Boston s Emergency Shelter Commission ESC conducted a survey of homelessness on the night of January 25 2017 Volunteers counted the number of homeless persons living on the streets in emergency shelters for individuals or families in domestic violence programs in residential mental health or substance abuse programs transitional housing and in specialized programs 1 Which of the following best describes the homeless population in the City of Boston a Dynamic population b Fixed population 2 Which of the following describes the homeless population that took part in the ESC survey on January 25th a Dynamic population b Fixed population 3 The 2015 Homeless Census counted 3 456 homeless persons in Boston The 2016 homeless census counted 3 384 homeless persons in Boston The size of the population in Boston was 665 984 in 2015 and 673 184 in 2016 From 2015 2016 did the burden of homelessness a Increased by more than 1 percentage point b Decreased by more than 1 percentage point c Stayed approximately the same d Cannot determine from this information