Based on the definition of the magnetic flux which of the fo

Based on the definition of the magnetic flux, which of the following will without a doubt increase the magnetic flux? (select all that apply)

		Obtaining a larger diameter coil while holding $\"phi\"$ and B constant
		Changing $\"phi\"$ in a constant B-field and constant A such that $\"phi$ instead of $\"phi$
		Changing $\"phi\"$ in a constant B-field and constant A such that $\"phi$ instead of $\"phi$
		Changing $\"phi\"$ in a constant B-field and constant A such that $\"phi$ instead of $\"phi$
		Reducing B while increasing A and keeping $\"phi\"$ a constant
		Obtaining a smaller diameter coil while holding $\"phi\"$ and B constant