Which of the Following Statements Is Correct?​

Which of the following statements is correct?​

A) ​Because γ for an object in relative motion is always less than 1,a proper time interval Δt_p is always shorter than the time interval Δt and a proper length L_p is always longer than the length L.
B) ​Because γ for an object in relative motion is always greater than 1,a proper time interval Δt_p is always longer than the time interval Δt and a proper length L_p is always shorter than the length L.
C) ​Because γ for an object in relative motion is always less than 1,a proper time interval Δt_p is always longer than the time interval Δt and a proper length L_p is always shorter than the length L.
D) ​Because γ for an object in relative motion is always greater than 1,a proper time interval Δt_p is always shorter than the time interval Δt and a proper length L_p is always longer than the length L.