What best defines the square deal?

a)china's attempt to attract foreign trade
b)peace treaty that ended the spanish-american war
c)roosevelt's plan that offered equal treatment for the common american

What event brought the us into wwii? what conflicts happened after the us entered the war? i know the first part of this question, i need with the second part.

Why did the united states become involved in the soviet-afghan war? the united states wanted access to the afghan oil fields. the united states wanted to retaliate against the soviet boycott of the 1984 olympics in los angeles. representative charlie wilson convinced congress to fund afghan resistance to soviet influence. president ronald reagan wanted to force the soviets to withdraw from afghanistan.

Which of these events was a severe setback for the u.s. war effort in the pacific?