Why did Maryland choose not to secede?

A.) Maryland felt obligated to Washington, D.C., and its leaders felt that if Maryland seceded, it would put Washington, D.C., in a threatened position.
B.) Maryland was opposed to slavery.
C.) Maryland did not believe any state had the power or right to secede from the United States.
D.) Maryland felt they needed to work on other issues.
E.) Maryland's citizens opposed war and refused to be a part of it.