Would a kicker ZX150.2 150W 2-Channel amp push a kicker C12-4 12"?

Amp: ZX-Series 2-Channel Class A/B Amplifier Power Output 60 Watts RMS x 2 @ 4 Ohms 75 Watts RMS x 2 @ 2 Ohms 150 Watts RMS x 1 @ 4 Ohms Bridged MOSFET power supply Remote bass level input (remote level control sold separately) LED power and protection indicators Tuned Bass EQ (0-18 dB bass boost... show more Amp:
ZX-Series 2-Channel Class A/B Amplifier
Power Output
60 Watts RMS x 2 @ 4 Ohms
75 Watts RMS x 2 @ 2 Ohms
150 Watts RMS x 1 @ 4 Ohms Bridged
MOSFET power supply
Remote bass level input (remote level control sold separately)
LED power and protection indicators
Tuned Bass EQ (0-18 dB bass boost at 40 Hz)
Balanced differential inputs make KICKER ZX Amplifiers compatible with any factory radios
Eliminates unwanted noise in a system
Boost, gain, and crossover frequencies are top-mounted for easy access, and a handy protection indicator featuring a new flashing yellow low-voltage light enhances the end panel
Bridgeable operation
Speaker-level inputs compatible (switchable) through RCA connection
Preamp RCA outputs
Automatic turn on modes: remote, DC offset, or signal sense
Thermal, voltage, and short circuit protection circuitry
Variable high-pass filter (50-200 Hz, 12 dB/octave)
Variable low-pass filter (50-200 Hz, 12 dB/octave)
CEA-2006 compliant amplifier
Frequency response: 20-20000 Hz
Dimensions: 10-1/4"L x 9-5/8"W x 2-1/8"H

Speaker:
12" Comp series subwoofer.
4 Ohm Impedance
150 watts RMS / 300 watts Peak power
Injection-molded polymineral cone
Ultra length voice coil
High temp voice coil former
Rear cone brace
Polyfoam ribbed surround - double stitched
Marine ready
Nickel Plated Terminals
Frequency Response: 27-500 Hz
Sensitivity 89.1dB

and wat does sensitivity mean? is 89 any good?
Update: So it wouldnt hurt for me to get a 200 rms amp?
Update 2: and if i only want to push 1 12, does it matter whether my amp has 2 or 4 channels?
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